222210019 has 2 divisors, whose sum is σ = 222210020. Its totient is φ = 222210018.

The previous prime is 222210017. The next prime is 222210041. The reversal of 222210019 is 910012222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222210019 - 2¹ = 222210017 is a prime.

It is a super-2 number, since 2×222210019² = 98754585087960722, which contains 22 as substring.

Together with 222210017, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 222209978 and 222210005.

It is not a weakly prime, because it can be changed into another prime (222210013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111105009 + 111105010.

It is an arithmetic number, because the mean of its divisors is an integer number (111105010).

Almost surely, 2^222210019 is an apocalyptic number.

222210019 is a deficient number, since it is larger than the sum of its proper divisors (1).

222210019 is an equidigital number, since it uses as much as digits as its factorization.

222210019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 222210019 is about 14906.7105358627. The cubic root of 222210019 is about 605.6957767112.

The spelling of 222210019 in words is "two hundred twenty-two million, two hundred ten thousand, nineteen".