22021112120112 has 60 divisors (see below), whose sum is σ = 70432604641360. Its totient is φ = 6291746319744.

The previous prime is 22021112120093. The next prime is 22021112120129. The reversal of 22021112120112 is 21102121112022.

22021112120112 is a `hidden beast` number, since 220 + 211 + 1 + 2 + 120 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10923169687 + ... + 10923171702.

Almost surely, 2^{22021112120112} is an apocalyptic number.

It is an amenable number.

22021112120112 is an abundant number, since it is smaller than the sum of its proper divisors (48411492521248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22021112120112 is a wasteful number, since it uses less digits than its factorization.

22021112120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21846341410 (or 21846341401 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22021112120112 its reverse (21102121112022), we get a palindrome (43123233232134).

The spelling of 22021112120112 in words is "twenty-two trillion, twenty-one billion, one hundred twelve million, one hundred twenty thousand, one hundred twelve".