2003313113 has 4 divisors (see below), whose sum is σ = 2019087360. Its totient is φ = 1987538868.

The previous prime is 2003313107. The next prime is 2003313119. The reversal of 2003313113 is 3113133002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2003313107) and next prime (2003313119).

It is a cyclic number.

It is not a de Polignac number, because 2003313113 - 2⁶ = 2003313049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2003313091 and 2003313100.

It is not an unprimeable number, because it can be changed into a prime (2003313119) 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, 7886933 + ... + 7887186.

It is an arithmetic number, because the mean of its divisors is an integer number (504771840).

Almost surely, 2^2003313113 is an apocalyptic number.

It is an amenable number.

2003313113 is a deficient number, since it is larger than the sum of its proper divisors (15774247).

2003313113 is a wasteful number, since it uses less digits than its factorization.

2003313113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15774246.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 2003313113 is about 44758.3859516851. The cubic root of 2003313113 is about 1260.6163762219.

Adding to 2003313113 its reverse (3113133002), we get a palindrome (5116446115).

The spelling of 2003313113 in words is "two billion, three million, three hundred thirteen thousand, one hundred thirteen".