13301020323131 has 4 divisors (see below), whose sum is σ = 13317461634600. Its totient is φ = 13284579011664.

The previous prime is 13301020323067. The next prime is 13301020323191. The reversal of 13301020323131 is 13132302010331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13301020323131 - 2⁶ = 13301020323067 is a prime.

It is a super-2 number, since 2×13301020323131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13301020323097 and 13301020323106.

It is not an unprimeable number, because it can be changed into a prime (13301020323191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8220654521 + ... + 8220656138.

It is an arithmetic number, because the mean of its divisors is an integer number (3329365408650).

Almost surely, 2^{13301020323131} is an apocalyptic number.

13301020323131 is a deficient number, since it is larger than the sum of its proper divisors (16441311469).

13301020323131 is an equidigital number, since it uses as much as digits as its factorization.

13301020323131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16441311468.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 13301020323131 its reverse (13132302010331), we get a palindrome (26433322333462).

The spelling of 13301020323131 in words is "thirteen trillion, three hundred one billion, twenty million, three hundred twenty-three thousand, one hundred thirty-one".