Alright, let's work through 85812101 times 22191772 step by step
85812101 × 22191772 = 22191772 × (85812101)
+ 22191772 × 1 producing 22191772
+ 22191772 × 00 that results in 0
+ 22191772 × 100 that results in 2219177200
+ 22191772 × 2000 producing 44383544000
+ 22191772 × 10000 yielding 221917720000
+ 22191772 × 800000 giving us 17753417600000
+ 22191772 × 5000000 which equals 110958860000000
+ 22191772 × 80000000 yielding 1775341760000000

= 1904322580232972
