10203310309 has 2 divisors, whose sum is σ = 10203310310. Its totient is φ = 10203310308.

The previous prime is 10203310303. The next prime is 10203310319. The reversal of 10203310309 is 90301330201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6818630625 + 3384679684 = 82575^2 + 58178^2 .

It is a cyclic number.

It is not a de Polignac number, because 10203310309 - 2²³ = 10194921701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10203310309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10203310303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101655154 + 5101655155.

It is an arithmetic number, because the mean of its divisors is an integer number (5101655155).

Almost surely, 2^10203310309 is an apocalyptic number.

It is an amenable number.

10203310309 is a deficient number, since it is larger than the sum of its proper divisors (1).

10203310309 is an equidigital number, since it uses as much as digits as its factorization.

10203310309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 22.

The spelling of 10203310309 in words is "ten billion, two hundred three million, three hundred ten thousand, three hundred nine".