331203113249 has 2 divisors, whose sum is σ = 331203113250. Its totient is φ = 331203113248.

The previous prime is 331203113161. The next prime is 331203113273. The reversal of 331203113249 is 942311302133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 271566054400 + 59637058849 = 521120^2 + 244207^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331203113249 is a prime.

It is not a weakly prime, because it can be changed into another prime (331203115249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165601556624 + 165601556625.

It is an arithmetic number, because the mean of its divisors is an integer number (165601556625).

Almost surely, 2^331203113249 is an apocalyptic number.

It is an amenable number.

331203113249 is a deficient number, since it is larger than the sum of its proper divisors (1).

331203113249 is an equidigital number, since it uses as much as digits as its factorization.

331203113249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 32.

The spelling of 331203113249 in words is "three hundred thirty-one billion, two hundred three million, one hundred thirteen thousand, two hundred forty-nine".