13104330020531 has 2 divisors, whose sum is σ = 13104330020532. Its totient is φ = 13104330020530.

The previous prime is 13104330020527. The next prime is 13104330020557. The reversal of 13104330020531 is 13502003340131.

It is an a-pointer prime, because the next prime (13104330020557) can be obtained adding 13104330020531 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13104330020531 - 2² = 13104330020527 is a prime.

It is a super-2 number, since 2×13104330020531² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13104330020531.

It is not a weakly prime, because it can be changed into another prime (13104330020521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6552165010265 + 6552165010266.

It is an arithmetic number, because the mean of its divisors is an integer number (6552165010266).

Almost surely, 2^{13104330020531} is an apocalyptic number.

13104330020531 is a deficient number, since it is larger than the sum of its proper divisors (1).

13104330020531 is an equidigital number, since it uses as much as digits as its factorization.

13104330020531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 13104330020531 its reverse (13502003340131), we get a palindrome (26606333360662).

The spelling of 13104330020531 in words is "thirteen trillion, one hundred four billion, three hundred thirty million, twenty thousand, five hundred thirty-one".