2003000111003 has 4 divisors (see below), whose sum is σ = 2009524541640. Its totient is φ = 1996475680368.

The previous prime is 2003000110933. The next prime is 2003000111039. The reversal of 2003000111003 is 3001110003002.

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-2003000111003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003000111093) 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, 3262214858 + ... + 3262215471.

It is an arithmetic number, because the mean of its divisors is an integer number (502381135410).

Almost surely, 2^{2003000111003} is an apocalyptic number.

2003000111003 is a deficient number, since it is larger than the sum of its proper divisors (6524430637).

2003000111003 is an equidigital number, since it uses as much as digits as its factorization.

2003000111003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6524430636.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 2003000111003 its reverse (3001110003002), we get a palindrome (5004110114005).

The spelling of 2003000111003 in words is "two trillion, three billion, one hundred eleven thousand, three".