222202020211009 has 2 divisors, whose sum is σ = 222202020211010. Its totient is φ = 222202020211008.

The previous prime is 222202020210997. The next prime is 222202020211121. The reversal of 222202020211009 is 900112020202222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 221713737903025 + 488282307984 = 14890055^2 + 698772^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222202020211009 is a prime.

It is not a weakly prime, because it can be changed into another prime (222202020211309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111101010105504 + 111101010105505.

It is an arithmetic number, because the mean of its divisors is an integer number (111101010105505).

Almost surely, 2^{222202020211009} is an apocalyptic number.

It is an amenable number.

222202020211009 is a deficient number, since it is larger than the sum of its proper divisors (1).

222202020211009 is an equidigital number, since it uses as much as digits as its factorization.

222202020211009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 222202020211009 in words is "two hundred twenty-two trillion, two hundred two billion, twenty million, two hundred eleven thousand, nine".