231942311142 has 8 divisors (see below), whose sum is σ = 463884622296. Its totient is φ = 77314103712.

The previous prime is 231942311129. The next prime is 231942311201. The reversal of 231942311142 is 241113249132.

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

231942311142 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19328525923 + ... + 19328525934.

It is an arithmetic number, because the mean of its divisors is an integer number (57985577787).

Almost surely, 2^231942311142 is an apocalyptic number.

231942311142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

231942311142 is a wasteful number, since it uses less digits than its factorization.

231942311142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38657051862.

The product of its digits is 10368, while the sum is 33.

The spelling of 231942311142 in words is "two hundred thirty-one billion, nine hundred forty-two million, three hundred eleven thousand, one hundred forty-two".