312330013122 has 32 divisors (see below), whose sum is σ = 641984922432. Its totient is φ = 101226400704.

The previous prime is 312330013109. The next prime is 312330013141. The reversal of 312330013122 is 221310033213.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161568 + ... + 806699.

It is an arithmetic number, because the mean of its divisors is an integer number (20062028826).

Almost surely, 2^312330013122 is an apocalyptic number.

312330013122 is an abundant number, since it is smaller than the sum of its proper divisors (329654909310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312330013122 is a wasteful number, since it uses less digits than its factorization.

312330013122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969762.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 312330013122 its reverse (221310033213), we get a palindrome (533640046335).

The spelling of 312330013122 in words is "three hundred twelve billion, three hundred thirty million, thirteen thousand, one hundred twenty-two".