23115522122 has 16 divisors (see below), whose sum is σ = 43229028672. Its totient is φ = 9006047520.

The previous prime is 23115522109. The next prime is 23115522139. The reversal of 23115522122 is 22122551132.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23115522091 and 23115522100.

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, 75050243 + ... + 75050550.

It is an arithmetic number, because the mean of its divisors is an integer number (2701814292).

Almost surely, 2^23115522122 is an apocalyptic number.

23115522122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23115522122 is a deficient number, since it is larger than the sum of its proper divisors (20113506550).

23115522122 is a wasteful number, since it uses less digits than its factorization.

23115522122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150100813.

The product of its digits is 2400, while the sum is 26.

The spelling of 23115522122 in words is "twenty-three billion, one hundred fifteen million, five hundred twenty-two thousand, one hundred twenty-two".