312032322220131 has 12 divisors (see below), whose sum is σ = 450842166411000. Its totient is φ = 207962096411520.

The previous prime is 312032322220103. The next prime is 312032322220189. The reversal of 312032322220131 is 131022223230213.

312032322220131 is a `hidden beast` number, since 3 + 1 + 203 + 2 + 3 + 222 + 201 + 31 = 666.

It is not a de Polignac number, because 312032322220131 - 2³⁸ = 311757444313187 is a prime.

It is a super-2 number, since 2×312032322220131² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 312032322220095 and 312032322220104.

It is not an unprimeable number, because it can be changed into a prime (312032322228131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4954278030 + ... + 4954341011.

It is an arithmetic number, because the mean of its divisors is an integer number (37570180534250).

Almost surely, 2^{312032322220131} is an apocalyptic number.

312032322220131 is a deficient number, since it is larger than the sum of its proper divisors (138809844190869).

312032322220131 is a wasteful number, since it uses less digits than its factorization.

312032322220131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9908622546 (or 9908622543 counting only the distinct ones).

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

Adding to 312032322220131 its reverse (131022223230213), we get a palindrome (443054545450344).

The spelling of 312032322220131 in words is "three hundred twelve trillion, thirty-two billion, three hundred twenty-two million, two hundred twenty thousand, one hundred thirty-one".