231122303221132 has 6 divisors (see below), whose sum is σ = 404464030636988. Its totient is φ = 115561151610564.

The previous prime is 231122303221123. The next prime is 231122303221133.

231122303221132 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×231122303221132² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 231122303221132.

It is not an unprimeable number, because it can be changed into a prime (231122303221133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28890287902638 + ... + 28890287902645.

Almost surely, 2^{231122303221132} is an apocalyptic number.

It is an amenable number.

231122303221132 is a deficient number, since it is larger than the sum of its proper divisors (173341727415856).

231122303221132 is a wasteful number, since it uses less digits than its factorization.

231122303221132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57780575805287 (or 57780575805285 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

It can be divided in two parts, 23112230 and 3221132, that added together give a palindrome (26333362).

The spelling of 231122303221132 in words is "two hundred thirty-one trillion, one hundred twenty-two billion, three hundred three million, two hundred twenty-one thousand, one hundred thirty-two".