222008663 has 2 divisors, whose sum is σ = 222008664. Its totient is φ = 222008662.

The previous prime is 222008617. The next prime is 222008669. The reversal of 222008663 is 366800222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222008663 - 2²⁴ = 205231447 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222008669) 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, 111004331 + 111004332.

It is an arithmetic number, because the mean of its divisors is an integer number (111004332).

Almost surely, 2^222008663 is an apocalyptic number.

222008663 is a deficient number, since it is larger than the sum of its proper divisors (1).

222008663 is an equidigital number, since it uses as much as digits as its factorization.

222008663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 222008663 is about 14899.9551341606. The cubic root of 222008663 is about 605.5127706581.

Adding to 222008663 its reverse (366800222), we get a palindrome (588808885).

The spelling of 222008663 in words is "two hundred twenty-two million, eight thousand, six hundred sixty-three".