312324420121312 has 24 divisors (see below), whose sum is σ = 616437540179496. Its totient is φ = 155768854361472.

The previous prime is 312324420121271. The next prime is 312324420121313. The reversal of 312324420121312 is 213121024423213.

It is a super-2 number, since 2×312324420121312² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312324420121313) 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, 12292352698 + ... + 12292378105.

It is an arithmetic number, because the mean of its divisors is an integer number (25684897507479).

Almost surely, 2^{312324420121312} is an apocalyptic number.

312324420121312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

312324420121312 is a deficient number, since it is larger than the sum of its proper divisors (304113120058184).

312324420121312 is a wasteful number, since it uses less digits than its factorization.

312324420121312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24584731210 (or 24584731202 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 312324420121312 its reverse (213121024423213), we get a palindrome (525445444544525).

The spelling of 312324420121312 in words is "three hundred twelve trillion, three hundred twenty-four billion, four hundred twenty million, one hundred twenty-one thousand, three hundred twelve".