22112110100120 has 32 divisors (see below), whose sum is σ = 49754150255520. Its totient is φ = 8844505812480.

The previous prime is 22112110100011. The next prime is 22112110100131. The reversal of 22112110100120 is 2100101121122.

It is a junction number, because it is equal to n+sod(n) for n = 22112110100095 and 22112110100104.

It is a congruent number.

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, 9509201 + ... + 11603840.

It is an arithmetic number, because the mean of its divisors is an integer number (1554817195485).

Almost surely, 2^{22112110100120} is an apocalyptic number.

22112110100120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22112110100120 is an abundant number, since it is smaller than the sum of its proper divisors (27642040155400).

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

22112110100120 is a wasteful number, since it uses less digits than its factorization.

22112110100120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21139235 (or 21139231 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22112110100120 its reverse (2100101121122), we get a palindrome (24212211221242).

The spelling of 22112110100120 in words is "twenty-two trillion, one hundred twelve billion, one hundred ten million, one hundred thousand, one hundred twenty".