13312212985 has 16 divisors (see below), whose sum is σ = 16017583680. Its totient is φ = 10621195200.

The previous prime is 13312212959. The next prime is 13312212997. The reversal of 13312212985 is 58921221331.

It is a happy number.

It is not a de Polignac number, because 13312212985 - 2¹⁹ = 13311688697 is a prime.

It is a super-2 number, since 2×13312212985² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3587311 + ... + 3591019.

It is an arithmetic number, because the mean of its divisors is an integer number (1001098980).

Almost surely, 2^13312212985 is an apocalyptic number.

It is an amenable number.

13312212985 is a deficient number, since it is larger than the sum of its proper divisors (2705370695).

13312212985 is a wasteful number, since it uses less digits than its factorization.

13312212985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5448.

The product of its digits is 25920, while the sum is 37.

The spelling of 13312212985 in words is "thirteen billion, three hundred twelve million, two hundred twelve thousand, nine hundred eighty-five".