23121366752104 has 8 divisors (see below), whose sum is σ = 43352562660210. Its totient is φ = 11560683376048.

The previous prime is 23121366752101. The next prime is 23121366752129. The reversal of 23121366752104 is 40125766312132.

It can be written as a sum of positive squares in only one way, i.e., 15269322129604 + 7852044622500 = 3907598^2 + 2802150^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (23121366752101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1445085421999 + ... + 1445085422014.

Almost surely, 2^{23121366752104} is an apocalyptic number.

It is an amenable number.

23121366752104 is a deficient number, since it is larger than the sum of its proper divisors (20231195908106).

23121366752104 is a wasteful number, since it uses less digits than its factorization.

23121366752104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2890170844019 (or 2890170844015 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 23121366752104 in words is "twenty-three trillion, one hundred twenty-one billion, three hundred sixty-six million, seven hundred fifty-two thousand, one hundred four".