231300333012 has 24 divisors (see below), whose sum is σ = 616800888256. Its totient is φ = 66085809408.

The previous prime is 231300332971. The next prime is 231300333023. The reversal of 231300333012 is 210333003132.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 231300333012.

It is a congruent number.

It is an unprimeable number.

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, 1376787613 + ... + 1376787780.

Almost surely, 2^231300333012 is an apocalyptic number.

It is an amenable number.

231300333012 is an abundant number, since it is smaller than the sum of its proper divisors (385500555244).

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

231300333012 is a wasteful number, since it uses less digits than its factorization.

231300333012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2753575407 (or 2753575405 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 231300333012 its reverse (210333003132), we get a palindrome (441633336144).

The spelling of 231300333012 in words is "two hundred thirty-one billion, three hundred million, three hundred thirty-three thousand, twelve".