250203000109 has 2 divisors, whose sum is σ = 250203000110. Its totient is φ = 250203000108.

The previous prime is 250203000083. The next prime is 250203000133. The reversal of 250203000109 is 901000302052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234815838084 + 15387162025 = 484578^2 + 124045^2 .

It is a cyclic number.

It is not a de Polignac number, because 250203000109 - 2⁹ = 250202999597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 250203000109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250203001109) 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, 125101500054 + 125101500055.

It is an arithmetic number, because the mean of its divisors is an integer number (125101500055).

Almost surely, 2^250203000109 is an apocalyptic number.

It is an amenable number.

250203000109 is a deficient number, since it is larger than the sum of its proper divisors (1).

250203000109 is an equidigital number, since it uses as much as digits as its factorization.

250203000109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

The spelling of 250203000109 in words is "two hundred fifty billion, two hundred three million, one hundred nine", and thus it is an aban number.