231313110999 has 8 divisors (see below), whose sum is σ = 308458738032. Its totient is φ = 154188112320.

The previous prime is 231313110961. The next prime is 231313111027. The reversal of 231313110999 is 999011313132.

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

It is not a de Polignac number, because 231313110999 - 2¹¹ = 231313108951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 231313110999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231313110499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5130904 + ... + 5175789.

It is an arithmetic number, because the mean of its divisors is an integer number (38557342254).

Almost surely, 2^231313110999 is an apocalyptic number.

231313110999 is a deficient number, since it is larger than the sum of its proper divisors (77145627033).

231313110999 is a wasteful number, since it uses less digits than its factorization.

231313110999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10314177.

The product of its (nonzero) digits is 39366, while the sum is 42.

The spelling of 231313110999 in words is "two hundred thirty-one billion, three hundred thirteen million, one hundred ten thousand, nine hundred ninety-nine".