2001313004 has 24 divisors (see below), whose sum is σ = 3661056000. Its totient is φ = 956114640.

The previous prime is 2001312991. The next prime is 2001313051. The reversal of 2001313004 is 4003131002.

It is a self number, because there is not a number n which added to its sum of digits gives 2001313004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92354 + ... + 111945.

It is an arithmetic number, because the mean of its divisors is an integer number (152544000).

Almost surely, 2^2001313004 is an apocalyptic number.

It is an amenable number.

2001313004 is a deficient number, since it is larger than the sum of its proper divisors (1659742996).

2001313004 is a wasteful number, since it uses less digits than its factorization.

2001313004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204413 (or 204411 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2001313004 is about 44736.0369724454. The cubic root of 2001313004 is about 1260.1967031444.

Adding to 2001313004 its reverse (4003131002), we get a palindrome (6004444006).

The spelling of 2001313004 in words is "two billion, one million, three hundred thirteen thousand, four".