13010203303 has 4 divisors (see below), whose sum is σ = 13088108880. Its totient is φ = 12932297728.

The previous prime is 13010203291. The next prime is 13010203307. The reversal of 13010203303 is 30330201031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13010203303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13010203307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38952538 + ... + 38952871.

It is an arithmetic number, because the mean of its divisors is an integer number (3272027220).

Almost surely, 2^13010203303 is an apocalyptic number.

13010203303 is a deficient number, since it is larger than the sum of its proper divisors (77905577).

13010203303 is an equidigital number, since it uses as much as digits as its factorization.

13010203303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77905576.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 13010203303 its reverse (30330201031), we get a palindrome (43340404334).

The spelling of 13010203303 in words is "thirteen billion, ten million, two hundred three thousand, three hundred three".