231232321111112 has 16 divisors (see below), whose sum is σ = 452411063043840. Its totient is φ = 110589370966096.

The previous prime is 231232321111109. The next prime is 231232321111147. The reversal of 231232321111112 is 211111123232132.

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, 628348698488 + ... + 628348698855.

It is an arithmetic number, because the mean of its divisors is an integer number (28275691440240).

Almost surely, 2^{231232321111112} is an apocalyptic number.

It is an amenable number.

231232321111112 is a deficient number, since it is larger than the sum of its proper divisors (221178741932728).

231232321111112 is a wasteful number, since it uses less digits than its factorization.

231232321111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256697397372 (or 1256697397368 counting only the distinct ones).

The product of its digits is 864, while the sum is 26.

Adding to 231232321111112 its reverse (211111123232132), we get a palindrome (442343444343244).

The spelling of 231232321111112 in words is "two hundred thirty-one trillion, two hundred thirty-two billion, three hundred twenty-one million, one hundred eleven thousand, one hundred twelve".