13331121313 has 8 divisors (see below), whose sum is σ = 13617378432. Its totient is φ = 13044973296.

The previous prime is 13331121283. The next prime is 13331121317. The reversal of 13331121313 is 31312113331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13331121313 - 2⁹ = 13331120801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13331121317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249531 + ... + 298207.

It is an arithmetic number, because the mean of its divisors is an integer number (1702172304).

Almost surely, 2^13331121313 is an apocalyptic number.

It is an amenable number.

13331121313 is a deficient number, since it is larger than the sum of its proper divisors (286257119).

13331121313 is an equidigital number, since it uses as much as digits as its factorization.

13331121313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54551.

The product of its digits is 486, while the sum is 22.

Adding to 13331121313 its reverse (31312113331), we get a palindrome (44643234644).

The spelling of 13331121313 in words is "thirteen billion, three hundred thirty-one million, one hundred twenty-one thousand, three hundred thirteen".