111422219 has 2 divisors, whose sum is σ = 111422220. Its totient is φ = 111422218.

The previous prime is 111422183. The next prime is 111422243. The reversal of 111422219 is 912224111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111422219 - 2¹⁶ = 111356683 is a prime.

It is a super-2 number, since 2×111422219² = 24829821773767922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 111422194 and 111422203.

It is not a weakly prime, because it can be changed into another prime (111422299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55711109 + 55711110.

It is an arithmetic number, because the mean of its divisors is an integer number (55711110).

Almost surely, 2^111422219 is an apocalyptic number.

111422219 is a deficient number, since it is larger than the sum of its proper divisors (1).

111422219 is an equidigital number, since it uses as much as digits as its factorization.

111422219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 23.

The square root of 111422219 is about 10555.6723613420. The cubic root of 111422219 is about 481.1981338606.

The spelling of 111422219 in words is "one hundred eleven million, four hundred twenty-two thousand, two hundred nineteen".