13112212231369 has 2 divisors, whose sum is σ = 13112212231370. Its totient is φ = 13112212231368.

The previous prime is 13112212231303. The next prime is 13112212231381. The reversal of 13112212231369 is 96313221221131.

13112212231369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7608285089344 + 5503927142025 = 2758312^2 + 2346045^2 .

It is a cyclic number.

It is not a de Polignac number, because 13112212231369 - 2¹¹ = 13112212229321 is a prime.

It is a super-2 number, since 2×13112212231369² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13112212241369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556106115684 + 6556106115685.

It is an arithmetic number, because the mean of its divisors is an integer number (6556106115685).

Almost surely, 2^{13112212231369} is an apocalyptic number.

It is an amenable number.

13112212231369 is a deficient number, since it is larger than the sum of its proper divisors (1).

13112212231369 is an equidigital number, since it uses as much as digits as its factorization.

13112212231369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 37.

The spelling of 13112212231369 in words is "thirteen trillion, one hundred twelve billion, two hundred twelve million, two hundred thirty-one thousand, three hundred sixty-nine".