13311303311231 has 2 divisors, whose sum is σ = 13311303311232. Its totient is φ = 13311303311230.

The previous prime is 13311303311191. The next prime is 13311303311233. The reversal of 13311303311231 is 13211330311331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13311303311231 - 2²⁶ = 13311236202367 is a prime.

It is a super-2 number, since 2×13311303311231² (a number of 27 digits) contains 22 as substring.

Together with 13311303311233, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13311303311231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13311303311233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6655651655615 + 6655651655616.

It is an arithmetic number, because the mean of its divisors is an integer number (6655651655616).

Almost surely, 2^{13311303311231} is an apocalyptic number.

13311303311231 is a deficient number, since it is larger than the sum of its proper divisors (1).

13311303311231 is an equidigital number, since it uses as much as digits as its factorization.

13311303311231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 26.

Adding to 13311303311231 its reverse (13211330311331), we get a palindrome (26522633622562).

The spelling of 13311303311231 in words is "thirteen trillion, three hundred eleven billion, three hundred three million, three hundred eleven thousand, two hundred thirty-one".