231332322031122 has 16 divisors (see below), whose sum is σ = 498254232067200. Its totient is φ = 71179176009552.

The previous prime is 231332322031099. The next prime is 231332322031169. The reversal of 231332322031122 is 221130223233132.

It is a self number, because there is not a number n which added to its sum of digits gives 231332322031122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1482899500122 + ... + 1482899500277.

It is an arithmetic number, because the mean of its divisors is an integer number (31140889504200).

Almost surely, 2^{231332322031122} is an apocalyptic number.

231332322031122 is an abundant number, since it is smaller than the sum of its proper divisors (266921910036078).

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

231332322031122 is a wasteful number, since it uses less digits than its factorization.

231332322031122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2965799000417.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 231332322031122 its reverse (221130223233132), we get a palindrome (452462545264254).

The spelling of 231332322031122 in words is "two hundred thirty-one trillion, three hundred thirty-two billion, three hundred twenty-two million, thirty-one thousand, one hundred twenty-two".