312404243102 has 48 divisors (see below), whose sum is σ = 553062377952. Its totient is φ = 131937039360.

The previous prime is 312404243087. The next prime is 312404243141. The reversal of 312404243102 is 201342404213.

It is a super-2 number, since 2×312404243102² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15805658 + ... + 15825410.

It is an arithmetic number, because the mean of its divisors is an integer number (11522132874).

Almost surely, 2^312404243102 is an apocalyptic number.

312404243102 is a deficient number, since it is larger than the sum of its proper divisors (240658134850).

312404243102 is a wasteful number, since it uses less digits than its factorization.

312404243102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22113 (or 22106 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 312404243102 its reverse (201342404213), we get a palindrome (513746647315).

The spelling of 312404243102 in words is "three hundred twelve billion, four hundred four million, two hundred forty-three thousand, one hundred two".