231313122345000 has 80 divisors (see below), whose sum is σ = 722622194252640. Its totient is φ = 61683499288000.

The previous prime is 231313122344933. The next prime is 231313122345077. The reversal of 231313122345000 is 543221313132.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7710422412 + ... + 7710452411.

It is an arithmetic number, because the mean of its divisors is an integer number (9032777428158).

Almost surely, 2^{231313122345000} is an apocalyptic number.

231313122345000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231313122345000 is an abundant number, since it is smaller than the sum of its proper divisors (491309071907640).

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

231313122345000 is a wasteful number, since it uses less digits than its factorization.

231313122345000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15420874852 (or 15420874833 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 231313122345000 its reverse (543221313132), we get a palindrome (231856343658132).

The spelling of 231313122345000 in words is "two hundred thirty-one trillion, three hundred thirteen billion, one hundred twenty-two million, three hundred forty-five thousand".