111100220219 has 2 divisors, whose sum is σ = 111100220220. Its totient is φ = 111100220218.

The previous prime is 111100220213. The next prime is 111100220239. The reversal of 111100220219 is 912022001111.

It is an a-pointer prime, because the next prime (111100220239) can be obtained adding 111100220219 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111100220219 - 2⁸ = 111100219963 is a prime.

It is a super-2 number, since 2×111100220219² (a number of 23 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 111100220219.

It is not a weakly prime, because it can be changed into another prime (111100220213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550110109 + 55550110110.

It is an arithmetic number, because the mean of its divisors is an integer number (55550110110).

Almost surely, 2^111100220219 is an apocalyptic number.

111100220219 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100220219 is an equidigital number, since it uses as much as digits as its factorization.

111100220219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 111100220219 in words is "one hundred eleven billion, one hundred million, two hundred twenty thousand, two hundred nineteen".