111522614131 has 2 divisors, whose sum is σ = 111522614132. Its totient is φ = 111522614130.

The previous prime is 111522614113. The next prime is 111522614167. The reversal of 111522614131 is 131416225111.

It is a happy number.

Together with previous prime (111522614113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111522614131 - 2¹⁹ = 111522089843 is a prime.

It is a super-2 number, since 2×111522614131² (a number of 23 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 111522614131.

It is not a weakly prime, because it can be changed into another prime (111522614101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55761307065 + 55761307066.

It is an arithmetic number, because the mean of its divisors is an integer number (55761307066).

Almost surely, 2^111522614131 is an apocalyptic number.

111522614131 is a deficient number, since it is larger than the sum of its proper divisors (1).

111522614131 is an equidigital number, since it uses as much as digits as its factorization.

111522614131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 28.

Adding to 111522614131 its reverse (131416225111), we get a palindrome (242938839242).

The spelling of 111522614131 in words is "one hundred eleven billion, five hundred twenty-two million, six hundred fourteen thousand, one hundred thirty-one".