111211100000219 has 2 divisors, whose sum is σ = 111211100000220. Its totient is φ = 111211100000218.

The previous prime is 111211100000173. The next prime is 111211100000233. The reversal of 111211100000219 is 912000001112111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111211100000219 - 2⁸ = 111211099999963 is a prime.

It is a super-2 number, since 2×111211100000219² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111211100000219.

It is not a weakly prime, because it can be changed into another prime (111211103000219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55605550000109 + 55605550000110.

It is an arithmetic number, because the mean of its divisors is an integer number (55605550000110).

Almost surely, 2^{111211100000219} is an apocalyptic number.

111211100000219 is a deficient number, since it is larger than the sum of its proper divisors (1).

111211100000219 is an equidigital number, since it uses as much as digits as its factorization.

111211100000219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 111211100000219 in words is "one hundred eleven trillion, two hundred eleven billion, one hundred million, two hundred nineteen", and thus it is an aban number.