23312121140120 has 32 divisors (see below), whose sum is σ = 52456765546800. Its totient is φ = 9324049703808.

The previous prime is 23312121140101. The next prime is 23312121140153. The reversal of 23312121140120 is 2104112121332.

It is a super-2 number, since 2×23312121140120² (a number of 28 digits) contains 22 as substring.

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, 24488090 + ... + 25422249.

Almost surely, 2^{23312121140120} is an apocalyptic number.

23312121140120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23312121140120 is an abundant number, since it is smaller than the sum of its proper divisors (29144644406680).

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

23312121140120 is a wasteful number, since it uses less digits than its factorization.

23312121140120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49922027 (or 49922023 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 23312121140120 its reverse (2104112121332), we get a palindrome (25416233261452).

The spelling of 23312121140120 in words is "twenty-three trillion, three hundred twelve billion, one hundred twenty-one million, one hundred forty thousand, one hundred twenty".