113203330309 has 2 divisors, whose sum is σ = 113203330310. Its totient is φ = 113203330308.

The previous prime is 113203330291. The next prime is 113203330337. The reversal of 113203330309 is 903033302311.

It is an a-pointer prime, because the next prime (113203330337) can be obtained adding 113203330309 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110159601409 + 3043728900 = 331903^2 + 55170^2 .

It is a cyclic number.

It is not a de Polignac number, because 113203330309 - 2¹⁵ = 113203297541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113203330909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56601665154 + 56601665155.

It is an arithmetic number, because the mean of its divisors is an integer number (56601665155).

Almost surely, 2^113203330309 is an apocalyptic number.

It is an amenable number.

113203330309 is a deficient number, since it is larger than the sum of its proper divisors (1).

113203330309 is an equidigital number, since it uses as much as digits as its factorization.

113203330309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 28.

The spelling of 113203330309 in words is "one hundred thirteen billion, two hundred three million, three hundred thirty thousand, three hundred nine".