111001000027 has 2 divisors, whose sum is σ = 111001000028. Its totient is φ = 111001000026.

The previous prime is 111001000007. The next prime is 111001000063. The reversal of 111001000027 is 720000100111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111001000027 - 2¹¹ = 111000997979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111000999980 and 111001000016.

It is not a weakly prime, because it can be changed into another prime (111001000007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55500500013 + 55500500014.

It is an arithmetic number, because the mean of its divisors is an integer number (55500500014).

Almost surely, 2^111001000027 is an apocalyptic number.

111001000027 is a deficient number, since it is larger than the sum of its proper divisors (1).

111001000027 is an equidigital number, since it uses as much as digits as its factorization.

111001000027 is an odious number, because the sum of its binary digits is odd.

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

Adding to 111001000027 its reverse (720000100111), we get a palindrome (831001100138).

The spelling of 111001000027 in words is "one hundred eleven billion, one million, twenty-seven", and thus it is an aban number.