2003313323 has 4 divisors (see below), whose sum is σ = 2185432728. Its totient is φ = 1821193920.

The previous prime is 2003313307. The next prime is 2003313353. The reversal of 2003313323 is 3233133002.

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 2003313323 - 2⁴ = 2003313307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2003313295 and 2003313304.

It is not an unprimeable number, because it can be changed into a prime (2003313353) 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, 91059686 + ... + 91059707.

It is an arithmetic number, because the mean of its divisors is an integer number (546358182).

Almost surely, 2^2003313323 is an apocalyptic number.

2003313323 is a deficient number, since it is larger than the sum of its proper divisors (182119405).

2003313323 is a wasteful number, since it uses less digits than its factorization.

2003313323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182119404.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 2003313323 is about 44758.3882976141. The cubic root of 2003313323 is about 1260.6164202705.

Adding to 2003313323 its reverse (3233133002), we get a palindrome (5236446325).

The spelling of 2003313323 in words is "two billion, three million, three hundred thirteen thousand, three hundred twenty-three".