222466201 has 2 divisors, whose sum is σ = 222466202. Its totient is φ = 222466200.

The previous prime is 222466187. The next prime is 222466213. The reversal of 222466201 is 102664222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219040000 + 3426201 = 14800^2 + 1851^2 .

It is a cyclic number.

It is not a de Polignac number, because 222466201 - 2⁷ = 222466073 is a prime.

It is not a weakly prime, because it can be changed into another prime (222466241) 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, 111233100 + 111233101.

It is an arithmetic number, because the mean of its divisors is an integer number (111233101).

Almost surely, 2^222466201 is an apocalyptic number.

It is an amenable number.

222466201 is a deficient number, since it is larger than the sum of its proper divisors (1).

222466201 is an equidigital number, since it uses as much as digits as its factorization.

222466201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 222466201 is about 14915.3009020938. The cubic root of 222466201 is about 605.9284526335.

The spelling of 222466201 in words is "two hundred twenty-two million, four hundred sixty-six thousand, two hundred one".