111000000127 has 2 divisors, whose sum is σ = 111000000128. Its totient is φ = 111000000126.

The previous prime is 111000000109. The next prime is 111000000143. The reversal of 111000000127 is 721000000111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111000000127 - 2³⁵ = 76640261759 is a prime.

It is a super-2 number, since 2×111000000127² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111000000227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55500000063 + 55500000064.

It is an arithmetic number, because the mean of its divisors is an integer number (55500000064).

Almost surely, 2^111000000127 is an apocalyptic number.

111000000127 is a deficient number, since it is larger than the sum of its proper divisors (1).

111000000127 is an equidigital number, since it uses as much as digits as its factorization.

111000000127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14, while the sum is 13.

Adding to 111000000127 its reverse (721000000111), we get a palindrome (832000000238).

The spelling of 111000000127 in words is "one hundred eleven billion, one hundred twenty-seven", and thus it is an aban number.