23012211324 has 24 divisors (see below), whose sum is σ = 54248720848. Its totient is φ = 7591656960.

The previous prime is 23012211319. The next prime is 23012211331. The reversal of 23012211324 is 42311221032.

It is a self number, because there is not a number n which added to its sum of digits gives 23012211324.

It is a congruent number.

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, 9883807 + ... + 9886134.

Almost surely, 2^23012211324 is an apocalyptic number.

It is an amenable number.

23012211324 is an abundant number, since it is smaller than the sum of its proper divisors (31236509524).

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

23012211324 is a wasteful number, since it uses less digits than its factorization.

23012211324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19770045 (or 19770043 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 23012211324 its reverse (42311221032), we get a palindrome (65323432356).

The spelling of 23012211324 in words is "twenty-three billion, twelve million, two hundred eleven thousand, three hundred twenty-four".