231111725573214 has 24 divisors (see below), whose sum is σ = 500744658175320. Its totient is φ = 77036843996208.

The previous prime is 231111725573191. The next prime is 231111725573273. The reversal of 231111725573214 is 412375527111132.

231111725573214 is a `hidden beast` number, since 2 + 3 + 1 + 1 + 1 + 1 + 72 + 5 + 573 + 2 + 1 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 231111725573214.

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 11 ways as a sum of consecutive naturals, for example, 29562484 + ... + 36553575.

It is an arithmetic number, because the mean of its divisors is an integer number (20864360757305).

Almost surely, 2^{231111725573214} is an apocalyptic number.

231111725573214 is an abundant number, since it is smaller than the sum of its proper divisors (269632932602106).

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

231111725573214 is a wasteful number, since it uses less digits than its factorization.

231111725573214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66310264 (or 66310261 counting only the distinct ones).

The product of its digits is 352800, while the sum is 45.

The spelling of 231111725573214 in words is "two hundred thirty-one trillion, one hundred eleven billion, seven hundred twenty-five million, five hundred seventy-three thousand, two hundred fourteen".