312213112314113 has 4 divisors (see below), whose sum is σ = 312364012805460. Its totient is φ = 312062211822768.

The previous prime is 312213112314107. The next prime is 312213112314151. The reversal of 312213112314113 is 311413211312213.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 130517189545744 + 181695922768369 = 11424412^2 + 13479463^2 .

It is a cyclic number.

It is not a de Polignac number, because 312213112314113 - 2¹⁶ = 312213112248577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312213112914113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75450242570 + ... + 75450246707.

It is an arithmetic number, because the mean of its divisors is an integer number (78091003201365).

Almost surely, 2^{312213112314113} is an apocalyptic number.

It is an amenable number.

312213112314113 is a deficient number, since it is larger than the sum of its proper divisors (150900491347).

312213112314113 is a wasteful number, since it uses less digits than its factorization.

312213112314113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150900491346.

The product of its digits is 2592, while the sum is 29.

Adding to 312213112314113 its reverse (311413211312213), we get a palindrome (623626323626326).

The spelling of 312213112314113 in words is "three hundred twelve trillion, two hundred thirteen billion, one hundred twelve million, three hundred fourteen thousand, one hundred thirteen".