23122722535 has 16 divisors (see below), whose sum is σ = 30314113920. Its totient is φ = 16791876640.

The previous prime is 23122722473. The next prime is 23122722541. The reversal of 23122722535 is 53522722132.

It is not a de Polignac number, because 23122722535 - 2⁷ = 23122722407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23122722535.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270205 + ... + 345334.

It is an arithmetic number, because the mean of its divisors is an integer number (1894632120).

Almost surely, 2^23122722535 is an apocalyptic number.

23122722535 is a deficient number, since it is larger than the sum of its proper divisors (7191391385).

23122722535 is a wasteful number, since it uses less digits than its factorization.

23122722535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616238.

The product of its digits is 50400, while the sum is 34.

The spelling of 23122722535 in words is "twenty-three billion, one hundred twenty-two million, seven hundred twenty-two thousand, five hundred thirty-five".