13312323351 has 20 divisors (see below), whose sum is σ = 20423782632. Its totient is φ = 8635018608.

The previous prime is 13312323329. The next prime is 13312323373. The reversal of 13312323351 is 15332321331.

13312323351 is a `hidden beast` number, since 1 + 331 + 2 + 323 + 3 + 5 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (13312323329) and next prime (13312323373).

It is not a de Polignac number, because 13312323351 - 2¹⁵ = 13312290583 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13312323301) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2217945 + ... + 2223938.

Almost surely, 2^13312323351 is an apocalyptic number.

13312323351 is a deficient number, since it is larger than the sum of its proper divisors (7111459281).

13312323351 is an equidigital number, since it uses as much as digits as its factorization.

13312323351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4441932 (or 4441923 counting only the distinct ones).

The product of its digits is 4860, while the sum is 27.

Adding to 13312323351 its reverse (15332321331), we get a palindrome (28644644682).

The spelling of 13312323351 in words is "thirteen billion, three hundred twelve million, three hundred twenty-three thousand, three hundred fifty-one".