22021120100112 has 120 divisors (see below), whose sum is σ = 66177522849600. Its totient is φ = 6291576523008.

The previous prime is 22021120100093. The next prime is 22021120100149. The reversal of 22021120100112 is 21100102112022.

It is a junction number, because it is equal to n+sod(n) for n = 22021120100091 and 22021120100100.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103826589 + ... + 104038467.

It is an arithmetic number, because the mean of its divisors is an integer number (551479357080).

Almost surely, 2^{22021120100112} is an apocalyptic number.

It is an amenable number.

22021120100112 is an abundant number, since it is smaller than the sum of its proper divisors (44156402749488).

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

22021120100112 is a wasteful number, since it uses less digits than its factorization.

22021120100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256093 (or 256080 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22021120100112 its reverse (21100102112022), we get a palindrome (43121222212134).

The spelling of 22021120100112 in words is "twenty-two trillion, twenty-one billion, one hundred twenty million, one hundred thousand, one hundred twelve".