13020103003 has 4 divisors (see below), whose sum is σ = 13095363888. Its totient is φ = 12944842120.

The previous prime is 13020102989. The next prime is 13020103007. The reversal of 13020103003 is 30030102031.

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

It is a cyclic number.

It is not a de Polignac number, because 13020103003 - 2²⁵ = 12986548571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13020103007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37630183 + ... + 37630528.

It is an arithmetic number, because the mean of its divisors is an integer number (3273840972).

Almost surely, 2^13020103003 is an apocalyptic number.

13020103003 is a deficient number, since it is larger than the sum of its proper divisors (75260885).

13020103003 is an equidigital number, since it uses as much as digits as its factorization.

13020103003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75260884.

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 13020103003 its reverse (30030102031), we get a palindrome (43050205034).

The spelling of 13020103003 in words is "thirteen billion, twenty million, one hundred three thousand, three".