111110112212219 has 2 divisors, whose sum is σ = 111110112212220. Its totient is φ = 111110112212218.

The previous prime is 111110112212173. The next prime is 111110112212221. The reversal of 111110112212219 is 912212211011111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111110112212219 is a prime.

It is a super-2 number, since 2×111110112212219² (a number of 29 digits) contains 22 as substring.

Together with 111110112212221, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (111110112212719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555056106109 + 55555056106110.

It is an arithmetic number, because the mean of its divisors is an integer number (55555056106110).

Almost surely, 2^{111110112212219} is an apocalyptic number.

111110112212219 is a deficient number, since it is larger than the sum of its proper divisors (1).

111110112212219 is an equidigital number, since it uses as much as digits as its factorization.

111110112212219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 26.

The spelling of 111110112212219 in words is "one hundred eleven trillion, one hundred ten billion, one hundred twelve million, two hundred twelve thousand, two hundred nineteen".