331232113331 has 8 divisors (see below), whose sum is σ = 386605263360. Its totient is φ = 277872532488.

The previous prime is 331232113327. The next prime is 331232113339. The reversal of 331232113331 is 133311232133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 331232113331 - 2² = 331232113327 is a prime.

It is a super-2 number, since 2×331232113331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 331232113331.

It is not an unprimeable number, because it can be changed into a prime (331232113339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 503391941 + ... + 503392598.

It is an arithmetic number, because the mean of its divisors is an integer number (48325657920).

Almost surely, 2^331232113331 is an apocalyptic number.

331232113331 is a deficient number, since it is larger than the sum of its proper divisors (55373150029).

331232113331 is a wasteful number, since it uses less digits than its factorization.

331232113331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006784593.

The product of its digits is 2916, while the sum is 26.

Adding to 331232113331 its reverse (133311232133), we get a palindrome (464543345464).

The spelling of 331232113331 in words is "three hundred thirty-one billion, two hundred thirty-two million, one hundred thirteen thousand, three hundred thirty-one".