222214019 has 2 divisors, whose sum is σ = 222214020. Its totient is φ = 222214018.

The previous prime is 222214007. The next prime is 222214087. The reversal of 222214019 is 910412222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222214019 - 2⁸ = 222213763 is a prime.

It is a super-2 number, since 2×222214019² = 98758140480264722, 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 = 222213985 and 222214003.

It is not a weakly prime, because it can be changed into another prime (222214819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111107009 + 111107010.

It is an arithmetic number, because the mean of its divisors is an integer number (111107010).

Almost surely, 2^222214019 is an apocalyptic number.

222214019 is a deficient number, since it is larger than the sum of its proper divisors (1).

222214019 is an equidigital number, since it uses as much as digits as its factorization.

222214019 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 23.

The square root of 222214019 is about 14906.8447030215. The cubic root of 222214019 is about 605.6994110637.

The spelling of 222214019 in words is "two hundred twenty-two million, two hundred fourteen thousand, nineteen".