31332113240121 has 40 divisors (see below), whose sum is σ = 49559709941280. Its totient is φ = 19658680117632.

The previous prime is 31332113240107. The next prime is 31332113240149. The reversal of 31332113240121 is 12104231123313.

31332113240121 is a `hidden beast` number, since 3 + 1 + 3 + 3 + 211 + 324 + 0 + 121 = 666.

It is not a de Polignac number, because 31332113240121 - 2⁷ = 31332113239993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (31332113240101) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 40679230 + ... + 41442296.

It is an arithmetic number, because the mean of its divisors is an integer number (1238992748532).

Almost surely, 2^{31332113240121} is an apocalyptic number.

It is an amenable number.

31332113240121 is a deficient number, since it is larger than the sum of its proper divisors (18227596701159).

31332113240121 is a wasteful number, since it uses less digits than its factorization.

31332113240121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792915 (or 792906 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 31332113240121 its reverse (12104231123313), we get a palindrome (43436344363434).

The spelling of 31332113240121 in words is "thirty-one trillion, three hundred thirty-two billion, one hundred thirteen million, two hundred forty thousand, one hundred twenty-one".