231320322032300 has 72 divisors (see below), whose sum is σ = 519905198416800. Its totient is φ = 89228951723520.

The previous prime is 231320322032263. The next prime is 231320322032311. The reversal of 231320322032300 is 3230223023132.

It is a self number, because there is not a number n which added to its sum of digits gives 231320322032300.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46073585 + ... + 50846984.

Almost surely, 2^{231320322032300} is an apocalyptic number.

231320322032300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231320322032300 is an abundant number, since it is smaller than the sum of its proper divisors (288584876384500).

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

231320322032300 is a wasteful number, since it uses less digits than its factorization.

231320322032300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96921435 (or 96921428 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 231320322032300 its reverse (3230223023132), we get a palindrome (234550545055432).

The spelling of 231320322032300 in words is "two hundred thirty-one trillion, three hundred twenty billion, three hundred twenty-two million, thirty-two thousand, three hundred".