220102002209 has 2 divisors, whose sum is σ = 220102002210. Its totient is φ = 220102002208.

The previous prime is 220102002193. The next prime is 220102002223. The reversal of 220102002209 is 902200201022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186162046225 + 33939955984 = 431465^2 + 184228^2 .

It is a cyclic number.

It is not a de Polignac number, because 220102002209 - 2⁴ = 220102002193 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (220102002709) 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, 110051001104 + 110051001105.

It is an arithmetic number, because the mean of its divisors is an integer number (110051001105).

Almost surely, 2^220102002209 is an apocalyptic number.

It is an amenable number.

220102002209 is a deficient number, since it is larger than the sum of its proper divisors (1).

220102002209 is an equidigital number, since it uses as much as digits as its factorization.

220102002209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 220102002209 in words is "two hundred twenty billion, one hundred two million, two thousand, two hundred nine".