2003112303 has 4 divisors (see below), whose sum is σ = 2670816408. Its totient is φ = 1335408200.

The previous prime is 2003112299. The next prime is 2003112311. The reversal of 2003112303 is 3032113002.

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 2003112303 - 2² = 2003112299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003112313) 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, 333852048 + ... + 333852053.

It is an arithmetic number, because the mean of its divisors is an integer number (667704102).

Almost surely, 2^2003112303 is an apocalyptic number.

2003112303 is a deficient number, since it is larger than the sum of its proper divisors (667704105).

2003112303 is an equidigital number, since it uses as much as digits as its factorization.

2003112303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667704104.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2003112303 is about 44756.1426286940. The cubic root of 2003112303 is about 1260.5742538611.

Adding to 2003112303 its reverse (3032113002), we get a palindrome (5035225305).

The spelling of 2003112303 in words is "two billion, three million, one hundred twelve thousand, three hundred three".