1002330320209 has 2 divisors, whose sum is σ = 1002330320210. Its totient is φ = 1002330320208.

The previous prime is 1002330320179. The next prime is 1002330320227. The reversal of 1002330320209 is 9020230332001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 811620810000 + 190709510209 = 900900^2 + 436703^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002330320209 - 2¹¹ = 1002330318161 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002330320279) 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, 501165160104 + 501165160105.

It is an arithmetic number, because the mean of its divisors is an integer number (501165160105).

Almost surely, 2^{1002330320209} is an apocalyptic number.

It is an amenable number.

1002330320209 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002330320209 is an equidigital number, since it uses as much as digits as its factorization.

1002330320209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

The spelling of 1002330320209 in words is "one trillion, two billion, three hundred thirty million, three hundred twenty thousand, two hundred nine".