13201131311 has 2 divisors, whose sum is σ = 13201131312. Its totient is φ = 13201131310.

The previous prime is 13201131283. The next prime is 13201131319. The reversal of 13201131311 is 11313110231.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13201131311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13201131311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13201131319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600565655 + 6600565656.

It is an arithmetic number, because the mean of its divisors is an integer number (6600565656).

Almost surely, 2^13201131311 is an apocalyptic number.

13201131311 is a deficient number, since it is larger than the sum of its proper divisors (1).

13201131311 is an equidigital number, since it uses as much as digits as its factorization.

13201131311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 13201131311 its reverse (11313110231), we get a palindrome (24514241542).

The spelling of 13201131311 in words is "thirteen billion, two hundred one million, one hundred thirty-one thousand, three hundred eleven".