2003120303 has 4 divisors (see below), whose sum is σ = 2014187448. Its totient is φ = 1992053160.

The previous prime is 2003120293. The next prime is 2003120321. The reversal of 2003120303 is 3030213002.

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 2003120303 - 2¹⁴ = 2003103919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003120323) 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, 5533301 + ... + 5533662.

It is an arithmetic number, because the mean of its divisors is an integer number (503546862).

Almost surely, 2^2003120303 is an apocalyptic number.

2003120303 is a deficient number, since it is larger than the sum of its proper divisors (11067145).

2003120303 is a wasteful number, since it uses less digits than its factorization.

2003120303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11067144.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 2003120303 is about 44756.2320018118. The cubic root of 2003120303 is about 1260.5759320130.

Adding to 2003120303 its reverse (3030213002), we get a palindrome (5033333305).

The spelling of 2003120303 in words is "two billion, three million, one hundred twenty thousand, three hundred three".