331132231320120 has 160 divisors (see below), whose sum is σ = 1113021410814720. Its totient is φ = 88298025765120.

The previous prime is 331132231320113. The next prime is 331132231320139. The reversal of 331132231320120 is 21023132231133.

331132231320120 is a `hidden beast` number, since 3 + 3 + 1 + 1 + 322 + 3 + 1 + 320 + 12 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 71433769 + ... + 75927911.

It is an arithmetic number, because the mean of its divisors is an integer number (6956383817592).

Almost surely, 2^{331132231320120} is an apocalyptic number.

331132231320120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

331132231320120 is an abundant number, since it is smaller than the sum of its proper divisors (781889179494600).

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

331132231320120 is a wasteful number, since it uses less digits than its factorization.

331132231320120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4516907 (or 4516894 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 331132231320120 its reverse (21023132231133), we get a palindrome (352155363551253).

The spelling of 331132231320120 in words is "three hundred thirty-one trillion, one hundred thirty-two billion, two hundred thirty-one million, three hundred twenty thousand, one hundred twenty".