1313023323312 has 40 divisors (see below), whose sum is σ = 3768863244080. Its totient is φ = 437674440960.

The previous prime is 1313023323299. The next prime is 1313023323323. The reversal of 1313023323312 is 2133233203131.

1313023323312 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 0 + 23 + 323 + 312 = 666.

It is a super-2 number, since 2×1313023323312² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1519702489 + ... + 1519703352.

It is an arithmetic number, because the mean of its divisors is an integer number (94221581102).

Almost surely, 2^{1313023323312} is an apocalyptic number.

1313023323312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1313023323312 is an abundant number, since it is smaller than the sum of its proper divisors (2455839920768).

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

1313023323312 is a wasteful number, since it uses less digits than its factorization.

1313023323312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3039405858 (or 3039405846 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 1313023323312 its reverse (2133233203131), we get a palindrome (3446256526443).

The spelling of 1313023323312 in words is "one trillion, three hundred thirteen billion, twenty-three million, three hundred twenty-three thousand, three hundred twelve".