22110120212012 has 24 divisors (see below), whose sum is σ = 44221227208704. Its totient is φ = 9475554351312.

The previous prime is 22110120211997. The next prime is 22110120212027. The reversal of 22110120212012 is 21021202101122.

It is an interprime number because it is at equal distance from previous prime (22110120211997) and next prime (22110120212027).

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, 7530158 + ... + 10046069.

It is an arithmetic number, because the mean of its divisors is an integer number (1842551133696).

Almost surely, 2^{22110120212012} is an apocalyptic number.

It is an amenable number.

22110120212012 is an abundant number, since it is smaller than the sum of its proper divisors (22111106996692).

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

22110120212012 is a wasteful number, since it uses less digits than its factorization.

22110120212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17621165 (or 17621163 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22110120212012 its reverse (21021202101122), we get a palindrome (43131322313134).

The spelling of 22110120212012 in words is "twenty-two trillion, one hundred ten billion, one hundred twenty million, two hundred twelve thousand, twelve".