13320013012 has 12 divisors (see below), whose sum is σ = 23316333460. Its totient is φ = 6658203456.

The previous prime is 13320013001. The next prime is 13320013037. The reversal of 13320013012 is 21031002331.

It can be written as a sum of positive squares in 2 ways, for example, as 4657243536 + 8662769476 = 68244^2 + 93074^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 434073 + ... + 463744.

Almost surely, 2^13320013012 is an apocalyptic number.

It is an amenable number.

13320013012 is a deficient number, since it is larger than the sum of its proper divisors (9996320448).

13320013012 is a wasteful number, since it uses less digits than its factorization.

13320013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901530 (or 901528 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13320013012 its reverse (21031002331), we get a palindrome (34351015343).

The spelling of 13320013012 in words is "thirteen billion, three hundred twenty million, thirteen thousand, twelve".