Alright, let's work through 83201411 times 21114101 step by step
83201411 × 21114101 = 21114101 × (83201411)
+ 21114101 × 1 that is equal 21114101
+ 21114101 × 10 resulting in 211141010
+ 21114101 × 400 giving us 8445640400
+ 21114101 × 1000 giving us 21114101000
+ 21114101 × 00000 yielding 0
+ 21114101 × 200000 giving us 4222820200000
+ 21114101 × 3000000 producing 63342303000000
+ 21114101 × 80000000 what gives us 1689128080000000

= 1756722995196511
