312113033331 has 8 divisors (see below), whose sum is σ = 453982593984. Its totient is φ = 189159414120.

The previous prime is 312113033291. The next prime is 312113033333. The reversal of 312113033331 is 133330311213.

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

It is not a de Polignac number, because 312113033331 - 2⁷ = 312113033203 is a prime.

It is a super-2 number, since 2×312113033331² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (312113033333) by changing a digit.

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, 4728985321 + ... + 4728985386.

It is an arithmetic number, because the mean of its divisors is an integer number (56747824248).

Almost surely, 2^312113033331 is an apocalyptic number.

312113033331 is a deficient number, since it is larger than the sum of its proper divisors (141869560653).

312113033331 is a wasteful number, since it uses less digits than its factorization.

312113033331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9457970721.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 312113033331 its reverse (133330311213), we get a palindrome (445443344544).

The spelling of 312113033331 in words is "three hundred twelve billion, one hundred thirteen million, thirty-three thousand, three hundred thirty-one".