2013321003 has 8 divisors (see below), whose sum is σ = 2684691600. Its totient is φ = 1342082208.

The previous prime is 2013321001. The next prime is 2013321047. The reversal of 2013321003 is 3001233102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2013321003 - 2¹ = 2013321001 is a prime.

It is a super-2 number, since 2×2013321003² = 8106922922241852018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2013321001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11113 + ... + 64421.

It is an arithmetic number, because the mean of its divisors is an integer number (335586450).

Almost surely, 2^2013321003 is an apocalyptic number.

2013321003 is a deficient number, since it is larger than the sum of its proper divisors (671370597).

2013321003 is a wasteful number, since it uses less digits than its factorization.

2013321003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65901.

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

The square root of 2013321003 is about 44870.0457209484. The cubic root of 2013321003 is about 1262.7120977908.

Adding to 2013321003 its reverse (3001233102), we get a palindrome (5014554105).

The spelling of 2013321003 in words is "two billion, thirteen million, three hundred twenty-one thousand, three".