2001313303 has 8 divisors (see below), whose sum is σ = 2183947776. Its totient is φ = 1818795000.

The previous prime is 2001313271. The next prime is 2001313393. The reversal of 2001313303 is 3033131002.

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

It is not a de Polignac number, because 2001313303 - 2⁵ = 2001313271 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 (2001313393) 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, 9178 + ... + 63928.

It is an arithmetic number, because the mean of its divisors is an integer number (272993472).

Almost surely, 2^2001313303 is an apocalyptic number.

2001313303 is a deficient number, since it is larger than the sum of its proper divisors (182634473).

2001313303 is a wasteful number, since it uses less digits than its factorization.

2001313303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58085.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 2001313303 is about 44736.0403142701. The cubic root of 2001313303 is about 1260.1967659030.

Adding to 2001313303 its reverse (3033131002), we get a palindrome (5034444305).

The spelling of 2001313303 in words is "two billion, one million, three hundred thirteen thousand, three hundred three".