13312320001 has 4 divisors (see below), whose sum is σ = 13314686400. Its totient is φ = 13309953604.

The previous prime is 13312319957. The next prime is 13312320011. The reversal of 13312320001 is 10002321331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13312320001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13312320011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1174741 + ... + 1186018.

It is an arithmetic number, because the mean of its divisors is an integer number (3328671600).

Almost surely, 2^13312320001 is an apocalyptic number.

It is an amenable number.

13312320001 is a deficient number, since it is larger than the sum of its proper divisors (2366399).

13312320001 is an equidigital number, since it uses as much as digits as its factorization.

13312320001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2366398.

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

Adding to 13312320001 its reverse (10002321331), we get a palindrome (23314641332).

The spelling of 13312320001 in words is "thirteen billion, three hundred twelve million, three hundred twenty thousand, one".