23331133121 has 16 divisors (see below), whose sum is σ = 23775628800. Its totient is φ = 22890816000.

The previous prime is 23331133109. The next prime is 23331133123. The reversal of 23331133121 is 12133113332.

It is a cyclic number.

It is not a de Polignac number, because 23331133121 - 2¹⁴ = 23331116737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23331133123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11441420 + ... + 11443458.

It is an arithmetic number, because the mean of its divisors is an integer number (1485976800).

Almost surely, 2^23331133121 is an apocalyptic number.

It is an amenable number.

23331133121 is a deficient number, since it is larger than the sum of its proper divisors (444495679).

23331133121 is a wasteful number, since it uses less digits than its factorization.

23331133121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2960.

The product of its digits is 972, while the sum is 23.

Adding to 23331133121 its reverse (12133113332), we get a palindrome (35464246453).

The spelling of 23331133121 in words is "twenty-three billion, three hundred thirty-one million, one hundred thirty-three thousand, one hundred twenty-one".