202044113309 has 2 divisors, whose sum is σ = 202044113310. Its totient is φ = 202044113308.

The previous prime is 202044113303. The next prime is 202044113393. The reversal of 202044113309 is 903311440202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138535073209 + 63509040100 = 372203^2 + 252010^2 .

It is a cyclic number.

It is not a de Polignac number, because 202044113309 - 2¹² = 202044109213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202044113303) 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, 101022056654 + 101022056655.

It is an arithmetic number, because the mean of its divisors is an integer number (101022056655).

Almost surely, 2^202044113309 is an apocalyptic number.

It is an amenable number.

202044113309 is a deficient number, since it is larger than the sum of its proper divisors (1).

202044113309 is an equidigital number, since it uses as much as digits as its factorization.

202044113309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 202044113309 in words is "two hundred two billion, forty-four million, one hundred thirteen thousand, three hundred nine".