222602421889 has 2 divisors, whose sum is σ = 222602421890. Its totient is φ = 222602421888.

The previous prime is 222602421863. The next prime is 222602421911. The reversal of 222602421889 is 988124206222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 216429648400 + 6172773489 = 465220^2 + 78567^2 .

It is a cyclic number.

It is not a de Polignac number, because 222602421889 - 2⁵ = 222602421857 is a prime.

It is not a weakly prime, because it can be changed into another prime (222602421809) 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, 111301210944 + 111301210945.

It is an arithmetic number, because the mean of its divisors is an integer number (111301210945).

Almost surely, 2^222602421889 is an apocalyptic number.

It is an amenable number.

222602421889 is a deficient number, since it is larger than the sum of its proper divisors (1).

222602421889 is an equidigital number, since it uses as much as digits as its factorization.

222602421889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 442368, while the sum is 46.

The spelling of 222602421889 in words is "two hundred twenty-two billion, six hundred two million, four hundred twenty-one thousand, eight hundred eighty-nine".