13011313203 has 16 divisors (see below), whose sum is σ = 22029736960. Its totient is φ = 7435036008.

The previous prime is 13011313201. The next prime is 13011313207. The reversal of 13011313203 is 30231311031.

It is a happy number.

It is not a de Polignac number, because 13011313203 - 2¹ = 13011313201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13011313201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34421275 + ... + 34421652.

It is an arithmetic number, because the mean of its divisors is an integer number (1376858560).

Almost surely, 2^13011313203 is an apocalyptic number.

13011313203 is a deficient number, since it is larger than the sum of its proper divisors (9018423757).

13011313203 is an equidigital number, since it uses as much as digits as its factorization.

13011313203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68842943 (or 68842937 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 13011313203 its reverse (30231311031), we get a palindrome (43242624234).

The spelling of 13011313203 in words is "thirteen billion, eleven million, three hundred thirteen thousand, two hundred three".