13113313211 has 2 divisors, whose sum is σ = 13113313212. Its totient is φ = 13113313210.

The previous prime is 13113313181. The next prime is 13113313223. The reversal of 13113313211 is 11231331131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13113313211 is a prime.

It is not a weakly prime, because it can be changed into another prime (13113313261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556656605 + 6556656606.

It is an arithmetic number, because the mean of its divisors is an integer number (6556656606).

Almost surely, 2^13113313211 is an apocalyptic number.

13113313211 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113313211 is an equidigital number, since it uses as much as digits as its factorization.

13113313211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162, while the sum is 20.

Adding to 13113313211 its reverse (11231331131), we get a palindrome (24344644342).

The spelling of 13113313211 in words is "thirteen billion, one hundred thirteen million, three hundred thirteen thousand, two hundred eleven".