1002220310209 has 2 divisors, whose sum is σ = 1002220310210. Its totient is φ = 1002220310208.

The previous prime is 1002220310149. The next prime is 1002220310257. The reversal of 1002220310209 is 9020130222001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 914073669184 + 88146641025 = 956072^2 + 296895^2 .

It is an emirp because it is prime and its reverse (9020130222001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1002220310209 - 2¹⁵ = 1002220277441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002220310209.

It is not a weakly prime, because it can be changed into another prime (1002220314209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501110155104 + 501110155105.

It is an arithmetic number, because the mean of its divisors is an integer number (501110155105).

Almost surely, 2^{1002220310209} is an apocalyptic number.

It is an amenable number.

1002220310209 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002220310209 is an equidigital number, since it uses as much as digits as its factorization.

1002220310209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The spelling of 1002220310209 in words is "one trillion, two billion, two hundred twenty million, three hundred ten thousand, two hundred nine".