222204019 has 2 divisors, whose sum is σ = 222204020. Its totient is φ = 222204018.

The previous prime is 222204007. The next prime is 222204023. The reversal of 222204019 is 910402222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222204019 - 2⁵ = 222203987 is a prime.

It is a super-2 number, since 2×222204019² = 98749252119504722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222204319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111102009 + 111102010.

It is an arithmetic number, because the mean of its divisors is an integer number (111102010).

Almost surely, 2^222204019 is an apocalyptic number.

222204019 is a deficient number, since it is larger than the sum of its proper divisors (1).

222204019 is an equidigital number, since it uses as much as digits as its factorization.

222204019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 222204019 is about 14906.5092828603. The cubic root of 222204019 is about 605.6903251008.

The spelling of 222204019 in words is "two hundred twenty-two million, two hundred four thousand, nineteen".