111110211121199 has 2 divisors, whose sum is σ = 111110211121200. Its totient is φ = 111110211121198.

The previous prime is 111110211121193. The next prime is 111110211121207. The reversal of 111110211121199 is 991121112011111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111110211121199 - 2¹⁶ = 111110211055663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111110211121193) 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, 55555105560599 + 55555105560600.

It is an arithmetic number, because the mean of its divisors is an integer number (55555105560600).

Almost surely, 2^{111110211121199} is an apocalyptic number.

111110211121199 is a deficient number, since it is larger than the sum of its proper divisors (1).

111110211121199 is an equidigital number, since it uses as much as digits as its factorization.

111110211121199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 32.

The spelling of 111110211121199 in words is "one hundred eleven trillion, one hundred ten billion, two hundred eleven million, one hundred twenty-one thousand, one hundred ninety-nine".