22513502112 has 48 divisors (see below), whose sum is σ = 59121770400. Its totient is φ = 7501475072.

The previous prime is 22513502107. The next prime is 22513502129. The reversal of 22513502112 is 21120531522.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 198703 + ... + 290705.

It is an arithmetic number, because the mean of its divisors is an integer number (1231703550).

Almost surely, 2^22513502112 is an apocalyptic number.

It is an amenable number.

22513502112 is an abundant number, since it is smaller than the sum of its proper divisors (36608268288).

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

22513502112 is a wasteful number, since it uses less digits than its factorization.

22513502112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94565 (or 94557 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The spelling of 22513502112 in words is "twenty-two billion, five hundred thirteen million, five hundred two thousand, one hundred twelve".