2003031113203 has 8 divisors (see below), whose sum is σ = 2008592704800. Its totient is φ = 1997476875648.

The previous prime is 2003031113197. The next prime is 2003031113207. The reversal of 2003031113203 is 3023111303002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2003031113203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003031113207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1292788 + ... + 2382721.

It is an arithmetic number, because the mean of its divisors is an integer number (251074088100).

Almost surely, 2^{2003031113203} is an apocalyptic number.

2003031113203 is a deficient number, since it is larger than the sum of its proper divisors (5561591597).

2003031113203 is an equidigital number, since it uses as much as digits as its factorization.

2003031113203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3677021.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 2003031113203 its reverse (3023111303002), we get a palindrome (5026142416205).

The spelling of 2003031113203 in words is "two trillion, three billion, thirty-one million, one hundred thirteen thousand, two hundred three".