222221195 has 32 divisors (see below), whose sum is σ = 325264896. Its totient is φ = 142272000.

The previous prime is 222221183. The next prime is 222221201. The reversal of 222221195 is 591122222.

It is not a de Polignac number, because 222221195 - 2⁴ = 222221179 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 76520 + ... + 79370.

It is an arithmetic number, because the mean of its divisors is an integer number (10164528).

Almost surely, 2^222221195 is an apocalyptic number.

222221195 is a deficient number, since it is larger than the sum of its proper divisors (103043701).

222221195 is a wasteful number, since it uses less digits than its factorization.

222221195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3011.

The product of its digits is 1440, while the sum is 26.

The square root of 222221195 is about 14907.0853958780. The cubic root of 222221195 is about 605.7059309826.

The spelling of 222221195 in words is "two hundred twenty-two million, two hundred twenty-one thousand, one hundred ninety-five".