210222002209 has 2 divisors, whose sum is σ = 210222002210. Its totient is φ = 210222002208.

The previous prime is 210222002203. The next prime is 210222002267. The reversal of 210222002209 is 902200222012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209910585600 + 311416609 = 458160^2 + 17647^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210222002209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210222002209.

It is not a weakly prime, because it can be changed into another prime (210222002203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105111001104 + 105111001105.

It is an arithmetic number, because the mean of its divisors is an integer number (105111001105).

Almost surely, 2^210222002209 is an apocalyptic number.

It is an amenable number.

210222002209 is a deficient number, since it is larger than the sum of its proper divisors (1).

210222002209 is an equidigital number, since it uses as much as digits as its factorization.

210222002209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

The spelling of 210222002209 in words is "two hundred ten billion, two hundred twenty-two million, two thousand, two hundred nine".