13103311303 has 2 divisors, whose sum is σ = 13103311304. Its totient is φ = 13103311302.

The previous prime is 13103311261. The next prime is 13103311327. The reversal of 13103311303 is 30311330131.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13103311303 - 2⁹ = 13103310791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13103311703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551655651 + 6551655652.

It is an arithmetic number, because the mean of its divisors is an integer number (6551655652).

Almost surely, 2^13103311303 is an apocalyptic number.

13103311303 is a deficient number, since it is larger than the sum of its proper divisors (1).

13103311303 is an equidigital number, since it uses as much as digits as its factorization.

13103311303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 19.

Adding to 13103311303 its reverse (30311330131), we get a palindrome (43414641434).

The spelling of 13103311303 in words is "thirteen billion, one hundred three million, three hundred eleven thousand, three hundred three".