13110111222889 has 2 divisors, whose sum is σ = 13110111222890. Its totient is φ = 13110111222888.

The previous prime is 13110111222869. The next prime is 13110111222919. The reversal of 13110111222889 is 98822211101131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9415796579289 + 3694314643600 = 3068517^2 + 1922060^2 .

It is a cyclic number.

It is not a de Polignac number, because 13110111222889 - 2²³ = 13110102834281 is a prime.

It is a super-2 number, since 2×13110111222889² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13110111222869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6555055611444 + 6555055611445.

It is an arithmetic number, because the mean of its divisors is an integer number (6555055611445).

Almost surely, 2^{13110111222889} is an apocalyptic number.

It is an amenable number.

13110111222889 is a deficient number, since it is larger than the sum of its proper divisors (1).

13110111222889 is an equidigital number, since it uses as much as digits as its factorization.

13110111222889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 40.

The spelling of 13110111222889 in words is "thirteen trillion, one hundred ten billion, one hundred eleven million, two hundred twenty-two thousand, eight hundred eighty-nine".