231112112042 has 8 divisors (see below), whose sum is σ = 396192192096. Its totient is φ = 99048048012.

The previous prime is 231112112041. The next prime is 231112112069. The reversal of 231112112042 is 240211211132.

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

It is a super-2 number, since 2×231112112042² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (231112112041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8254003988 + ... + 8254004015.

It is an arithmetic number, because the mean of its divisors is an integer number (49524024012).

Almost surely, 2^231112112042 is an apocalyptic number.

231112112042 is a deficient number, since it is larger than the sum of its proper divisors (165080080054).

231112112042 is a wasteful number, since it uses less digits than its factorization.

231112112042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16508008012.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 231112112042 its reverse (240211211132), we get a palindrome (471323323174).

The spelling of 231112112042 in words is "two hundred thirty-one billion, one hundred twelve million, one hundred twelve thousand, forty-two".