111100211099 has 2 divisors, whose sum is σ = 111100211100. Its totient is φ = 111100211098.

The previous prime is 111100211039. The next prime is 111100211171. The reversal of 111100211099 is 990112001111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111100211099 - 2⁸ = 111100210843 is a prime.

It is not a weakly prime, because it can be changed into another prime (111100211029) 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, 55550105549 + 55550105550.

It is an arithmetic number, because the mean of its divisors is an integer number (55550105550).

Almost surely, 2^111100211099 is an apocalyptic number.

111100211099 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100211099 is an equidigital number, since it uses as much as digits as its factorization.

111100211099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 26.

The spelling of 111100211099 in words is "one hundred eleven billion, one hundred million, two hundred eleven thousand, ninety-nine".