2003313213 has 24 divisors (see below), whose sum is σ = 3164749536. Its totient is φ = 1211047200.

The previous prime is 2003313181. The next prime is 2003313227. The reversal of 2003313213 is 3123133002.

2003313213 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2003313213 - 2⁵ = 2003313181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003313293) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13818 + ... + 64788.

It is an arithmetic number, because the mean of its divisors is an integer number (131864564).

Almost surely, 2^2003313213 is an apocalyptic number.

It is an amenable number.

2003313213 is a deficient number, since it is larger than the sum of its proper divisors (1161436323).

2003313213 is a wasteful number, since it uses less digits than its factorization.

2003313213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51385 (or 51382 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 2003313213 is about 44758.3870687942. The cubic root of 2003313213 is about 1260.6163971974.

Adding to 2003313213 its reverse (3123133002), we get a palindrome (5126446215).

The spelling of 2003313213 in words is "two billion, three million, three hundred thirteen thousand, two hundred thirteen".