13003203013103 has 16 divisors (see below), whose sum is σ = 13444064256000. Its totient is φ = 12563691956640.

The previous prime is 13003203013063. The next prime is 13003203013117. The reversal of 13003203013103 is 30131030230031.

It is a cyclic number.

It is not a de Polignac number, because 13003203013103 - 2¹⁸ = 13003202750959 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 (13003203013153) 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, 63334268 + ... + 63539246.

It is an arithmetic number, because the mean of its divisors is an integer number (840254016000).

Almost surely, 2^{13003203013103} is an apocalyptic number.

13003203013103 is a deficient number, since it is larger than the sum of its proper divisors (440861242897).

13003203013103 is a wasteful number, since it uses less digits than its factorization.

13003203013103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208262.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 13003203013103 its reverse (30131030230031), we get a palindrome (43134233243134).

The spelling of 13003203013103 in words is "thirteen trillion, three billion, two hundred three million, thirteen thousand, one hundred three".