No problem, we've got 19712382 and 99972196 to multiply
19712382 × 99972196 = 99972196 × (19712382)
+ 99972196 × 2 resulting in 199944392
+ 99972196 × 80 producing 7997775680
+ 99972196 × 300 resulting in 29991658800
+ 99972196 × 2000 which equals 199944392000
+ 99972196 × 10000 that is equal 999721960000
+ 99972196 × 700000 giving us 69980537200000
+ 99972196 × 9000000 that is equal 899749764000000
+ 99972196 × 10000000 what gives us 999721960000000

= 1970690116930872
