31233102222132 has 36 divisors (see below), whose sum is σ = 79231303824036. Its totient is φ = 10373984127360.

The previous prime is 31233102222109. The next prime is 31233102222193. The reversal of 31233102222132 is 23122220133213.

31233102222132 is a `hidden beast` number, since 3 + 123 + 310 + 2 + 2 + 221 + 3 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 18703583655696 + 12529518566436 = 4324764^2 + 3539706^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 31233102222096 and 31233102222105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1543737523 + ... + 1543757754.

Almost surely, 2^{31233102222132} is an apocalyptic number.

It is an amenable number.

31233102222132 is an abundant number, since it is smaller than the sum of its proper divisors (47998201601904).

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

31233102222132 is a wasteful number, since it uses less digits than its factorization.

31233102222132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3087495568 (or 3087495563 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 31233102222132 its reverse (23122220133213), we get a palindrome (54355322355345).

The spelling of 31233102222132 in words is "thirty-one trillion, two hundred thirty-three billion, one hundred two million, two hundred twenty-two thousand, one hundred thirty-two".