13321303220113 has 4 divisors (see below), whose sum is σ = 15224346537280. Its totient is φ = 11418259902948.

The previous prime is 13321303220101. The next prime is 13321303220131. The reversal of 13321303220113 is 31102230312331.

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 not a de Polignac number, because 13321303220113 - 2²⁵ = 13321269665681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13321303220143) 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, 951521658573 + ... + 951521658586.

It is an arithmetic number, because the mean of its divisors is an integer number (3806086634320).

Almost surely, 2^{13321303220113} is an apocalyptic number.

It is an amenable number.

13321303220113 is a deficient number, since it is larger than the sum of its proper divisors (1903043317167).

13321303220113 is an equidigital number, since it uses as much as digits as its factorization.

13321303220113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1903043317166.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 13321303220113 its reverse (31102230312331), we get a palindrome (44423533532444).

The spelling of 13321303220113 in words is "thirteen trillion, three hundred twenty-one billion, three hundred three million, two hundred twenty thousand, one hundred thirteen".