111111002227 has 2 divisors, whose sum is σ = 111111002228. Its totient is φ = 111111002226.

The previous prime is 111111002213. The next prime is 111111002239. The reversal of 111111002227 is 722200111111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111111002227 - 2³¹ = 108963518579 is a prime.

It is not a weakly prime, because it can be changed into another prime (111111002267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555501113 + 55555501114.

It is an arithmetic number, because the mean of its divisors is an integer number (55555501114).

Almost surely, 2^111111002227 is an apocalyptic number.

111111002227 is a deficient number, since it is larger than the sum of its proper divisors (1).

111111002227 is an equidigital number, since it uses as much as digits as its factorization.

111111002227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 111111002227 its reverse (722200111111), we get a palindrome (833311113338).

The spelling of 111111002227 in words is "one hundred eleven billion, one hundred eleven million, two thousand, two hundred twenty-seven".