312133020113 has 8 divisors (see below), whose sum is σ = 333702465408. Its totient is φ = 290920094784.

The previous prime is 312133020109. The next prime is 312133020119. The reversal of 312133020113 is 311020331213.

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

It is not a de Polignac number, because 312133020113 - 2² = 312133020109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312133020119) 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, 89128181 + ... + 89131682.

It is an arithmetic number, because the mean of its divisors is an integer number (41712808176).

Almost surely, 2^312133020113 is an apocalyptic number.

It is an amenable number.

312133020113 is a deficient number, since it is larger than the sum of its proper divisors (21569445295).

312133020113 is a wasteful number, since it uses less digits than its factorization.

312133020113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178259983.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 312133020113 its reverse (311020331213), we get a palindrome (623153351326).

The spelling of 312133020113 in words is "three hundred twelve billion, one hundred thirty-three million, twenty thousand, one hundred thirteen".