22112001012112 has 40 divisors (see below), whose sum is σ = 47999884275072. Its totient is φ = 9779263344000.

The previous prime is 22112001012097. The next prime is 22112001012209. The reversal of 22112001012112 is 21121010021122.

It is a super-2 number, since 2×22112001012112² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1697782264 + ... + 1697795287.

Almost surely, 2^{22112001012112} is an apocalyptic number.

22112001012112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22112001012112 is an abundant number, since it is smaller than the sum of its proper divisors (25887883262960).

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

22112001012112 is a wasteful number, since it uses less digits than its factorization.

22112001012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395577607 (or 3395577601 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22112001012112 its reverse (21121010021122), we get a palindrome (43233011033234).

The spelling of 22112001012112 in words is "twenty-two trillion, one hundred twelve billion, one million, twelve thousand, one hundred twelve".