202219 has 2 divisors, whose sum is σ = 202220. Its totient is φ = 202218.

The previous prime is 202201. The next prime is 202231. The reversal of 202219 is 912202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202219 - 2⁵ = 202187 is a prime.

It is a super-2 number, since 2×202219² = 81785047922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101109 + 101110.

It is an arithmetic number, because the mean of its divisors is an integer number (101110).

2²⁰²²¹⁹ is an apocalyptic number.

202219 is a deficient number, since it is larger than the sum of its proper divisors (1).

202219 is an equidigital number, since it uses as much as digits as its factorization.

202219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 202219 is about 449.6876693884. The cubic root of 202219 is about 58.6958396288.

The spelling of 202219 in words is "two hundred two thousand, two hundred nineteen".