2131203003 has 4 divisors (see below), whose sum is σ = 2841604008. Its totient is φ = 1420802000.

The previous prime is 2131202951. The next prime is 2131203007. The reversal of 2131203003 is 3003021312.

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 2131203003 - 2¹⁰ = 2131201979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2131203007) 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, 355200498 + ... + 355200503.

It is an arithmetic number, because the mean of its divisors is an integer number (710401002).

Almost surely, 2^2131203003 is an apocalyptic number.

2131203003 is a deficient number, since it is larger than the sum of its proper divisors (710401005).

2131203003 is an equidigital number, since it uses as much as digits as its factorization.

2131203003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710401004.

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

The square root of 2131203003 is about 46164.9542726948. The cubic root of 2131203003 is about 1286.8905344031.

Adding to 2131203003 its reverse (3003021312), we get a palindrome (5134224315).

The spelling of 2131203003 in words is "two billion, one hundred thirty-one million, two hundred three thousand, three".