331213000030231 has 12 divisors (see below), whose sum is σ = 370028776359592. Its totient is φ = 296166617010000.

The previous prime is 331213000030217. The next prime is 331213000030279. The reversal of 331213000030231 is 132030000312133.

It is a de Polignac number, because none of the positive numbers 2^k-331213000030231 is a prime.

It is a super-2 number, since 2×331213000030231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331213000030931) 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 11 ways as a sum of consecutive naturals, for example, 22436857545 + ... + 22436872306.

Almost surely, 2^{331213000030231} is an apocalyptic number.

331213000030231 is a deficient number, since it is larger than the sum of its proper divisors (38815776329361).

331213000030231 is a wasteful number, since it uses less digits than its factorization.

331213000030231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44873729934 (or 44873729923 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 331213000030231 its reverse (132030000312133), we get a palindrome (463243000342364).

The spelling of 331213000030231 in words is "three hundred thirty-one trillion, two hundred thirteen billion, thirty thousand, two hundred thirty-one".