331330320103 has 2 divisors, whose sum is σ = 331330320104. Its totient is φ = 331330320102.

The previous prime is 331330320091. The next prime is 331330320149. The reversal of 331330320103 is 301023033133.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331330320103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331330350103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165665160051 + 165665160052.

It is an arithmetic number, because the mean of its divisors is an integer number (165665160052).

Almost surely, 2^331330320103 is an apocalyptic number.

331330320103 is a deficient number, since it is larger than the sum of its proper divisors (1).

331330320103 is an equidigital number, since it uses as much as digits as its factorization.

331330320103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 22.

Adding to 331330320103 its reverse (301023033133), we get a palindrome (632353353236).

The spelling of 331330320103 in words is "three hundred thirty-one billion, three hundred thirty million, three hundred twenty thousand, one hundred three".