23121124472 has 64 divisors (see below), whose sum is σ = 47298372000. Its totient is φ = 10558066176.

The previous prime is 23121124441. The next prime is 23121124483. The reversal of 23121124472 is 27442112132.

It is a happy number.

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, 594158 + ... + 631874.

Almost surely, 2^23121124472 is an apocalyptic number.

It is an amenable number.

23121124472 is an abundant number, since it is smaller than the sum of its proper divisors (24177247528).

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

23121124472 is a wasteful number, since it uses less digits than its factorization.

23121124472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37888 (or 37884 counting only the distinct ones).

The product of its digits is 5376, while the sum is 29.

The spelling of 23121124472 in words is "twenty-three billion, one hundred twenty-one million, one hundred twenty-four thousand, four hundred seventy-two".