312332122231131 has 8 divisors (see below), whose sum is σ = 416442968326144. Its totient is φ = 208221345478440.

The previous prime is 312332122231109. The next prime is 312332122231273. The reversal of 312332122231131 is 131132221233213.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 312332122231131 - 2⁵ = 312332122231099 is a prime.

It is a super-2 number, since 2×312332122231131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312332122235131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5712475 + ... + 25637796.

It is an arithmetic number, because the mean of its divisors is an integer number (52055371040768).

Almost surely, 2^{312332122231131} is an apocalyptic number.

312332122231131 is a deficient number, since it is larger than the sum of its proper divisors (104110846095013).

312332122231131 is a wasteful number, since it uses less digits than its factorization.

312332122231131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34671161.

The product of its digits is 7776, while the sum is 30.

Adding to 312332122231131 its reverse (131132221233213), we get a palindrome (443464343464344).

The spelling of 312332122231131 in words is "three hundred twelve trillion, three hundred thirty-two billion, one hundred twenty-two million, two hundred thirty-one thousand, one hundred thirty-one".