Alright, let's work through 68633164 times 31021234 step by step
68633164 × 31021234 = 31021234 × (68633164)
+ 31021234 × 4 yielding 124084936
+ 31021234 × 60 resulting in 1861274040
+ 31021234 × 100 producing 3102123400
+ 31021234 × 3000 what gives us 93063702000
+ 31021234 × 30000 that results in 930637020000
+ 31021234 × 600000 which equals 18612740400000
+ 31021234 × 8000000 what gives us 248169872000000
+ 31021234 × 60000000 producing 1861274040000000

= 2129085440604376
