11313331103231 has 2 divisors, whose sum is σ = 11313331103232. Its totient is φ = 11313331103230.

The previous prime is 11313331103209. The next prime is 11313331103279. The reversal of 11313331103231 is 13230113331311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11313331103231 - 2¹⁴ = 11313331086847 is a prime.

It is a super-2 number, since 2×11313331103231² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11313331103231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11313331103131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656665551615 + 5656665551616.

It is an arithmetic number, because the mean of its divisors is an integer number (5656665551616).

Almost surely, 2^{11313331103231} is an apocalyptic number.

11313331103231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11313331103231 is an equidigital number, since it uses as much as digits as its factorization.

11313331103231 is an evil number, because the sum of its binary digits is even.

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

Adding to 11313331103231 its reverse (13230113331311), we get a palindrome (24543444434542).

The spelling of 11313331103231 in words is "eleven trillion, three hundred thirteen billion, three hundred thirty-one million, one hundred three thousand, two hundred thirty-one".