Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Apr. 30, 2022	Apr. 30, 2021
Cash flows from operating activities:
Consolidated net income	$ 2,103	$ 2,811
Adjustments to reconcile consolidated net income to net cash provided by (used in) operating activities:
Depreciation and amortization	2,680	2,661
Net unrealized and realized (gains) and losses	1,989	2,077
Losses on disposal of business operations	0	433
Deferred income taxes	(69)	(155)
Other operating activities	(59)	270
Changes in certain assets and liabilities, net of effects of acquisitions and dispositions:
Receivables, net	837	828
Inventories	(4,699)	(1,487)
Accounts payable	(1,640)	(1,004)
Accrued liabilities	(4,949)	(4,004)
Accrued income taxes	49	428
Net cash provided by (used in) operating activities	(3,758)	2,858
Cash flows from investing activities:
Payments for property and equipment	(3,539)	(2,214)
Proceeds from the disposal of property and equipment	35	72
Proceeds from disposal of certain operations, net of divested cash	0	7,935
Payments for business acquisitions, net of cash acquired	(598)	0
Other investing activities	(456)	57
Net cash provided by (used in) investing activities	(4,558)	5,850
Cash flows from financing activities:
Net change in short-term borrowings	10,995	138
Repayments of long-term debt	(926)	(510)
Dividends paid	(1,543)	(1,549)
Purchase of Company stock	(2,408)	(2,809)
Sale of subsidiary stock	35	75
Other financing activities	(838)	(744)
Net cash provided by (used in) financing activities	5,315	(5,399)
Effect of exchange rates on cash, cash equivalents and restricted cash	49	(51)
Net increase (decrease) in cash, cash equivalents and restricted cash	(2,952)	3,258
Change in cash and cash equivalents reclassified from assets held for sale	0	1,848
Cash, cash equivalents and restricted cash at beginning of year	14,834	17,788
Cash, cash equivalents and restricted cash at end of period	$ 11,882	$ 22,894