312232303232213 has 16 divisors (see below), whose sum is σ = 385643812450176. Its totient is φ = 246168007001280.

The previous prime is 312232303232197. The next prime is 312232303232219.

312232303232213 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 312232303232213 - 2⁴ = 312232303232197 is a prime.

It is a super-2 number, since 2×312232303232213² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 312232303232213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312232303232219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6062031158 + ... + 6062082663.

It is an arithmetic number, because the mean of its divisors is an integer number (24102738278136).

Almost surely, 2^{312232303232213} is an apocalyptic number.

It is an amenable number.

312232303232213 is a deficient number, since it is larger than the sum of its proper divisors (73411509217963).

312232303232213 is a wasteful number, since it uses less digits than its factorization.

312232303232213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12124114124.

The product of its (nonzero) digits is 46656, while the sum is 32.

It can be divided in two parts, 31223230 and 3232213, that added together give a palindrome (34455443).

The spelling of 312232303232213 in words is "three hundred twelve trillion, two hundred thirty-two billion, three hundred three million, two hundred thirty-two thousand, two hundred thirteen".