1312321423324 has 96 divisors (see below), whose sum is σ = 2595491458560. Its totient is φ = 577556179200.

The previous prime is 1312321423307. The next prime is 1312321423397. The reversal of 1312321423324 is 4233241232131.

It is a super-2 number, since 2×1312321423324² (a number of 25 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 31 ways as a sum of consecutive naturals, for example, 13556454 + ... + 13652914.

It is an arithmetic number, because the mean of its divisors is an integer number (27036369360).

Almost surely, 2^{1312321423324} is an apocalyptic number.

It is an amenable number.

1312321423324 is a deficient number, since it is larger than the sum of its proper divisors (1283170035236).

1312321423324 is a wasteful number, since it uses less digits than its factorization.

1312321423324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96731 (or 96729 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

Adding to 1312321423324 its reverse (4233241232131), we get a palindrome (5545562655455).

The spelling of 1312321423324 in words is "one trillion, three hundred twelve billion, three hundred twenty-one million, four hundred twenty-three thousand, three hundred twenty-four".