11110522231 has 2 divisors, whose sum is σ = 11110522232. Its totient is φ = 11110522230.

The previous prime is 11110522211. The next prime is 11110522243. The reversal of 11110522231 is 13222501111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11110522231 - 2²⁵ = 11076967799 is a prime.

It is a super-2 number, since 2×11110522231² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11110522199 and 11110522208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11110522201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555261115 + 5555261116.

It is an arithmetic number, because the mean of its divisors is an integer number (5555261116).

Almost surely, 2^11110522231 is an apocalyptic number.

11110522231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110522231 is an equidigital number, since it uses as much as digits as its factorization.

11110522231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 19.

The spelling of 11110522231 in words is "eleven billion, one hundred ten million, five hundred twenty-two thousand, two hundred thirty-one".