2001313002323 has 4 divisors (see below), whose sum is σ = 2043894130080. Its totient is φ = 1958731874568.

The previous prime is 2001313002281. The next prime is 2001313002329. The reversal of 2001313002323 is 3232003131002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2001313002323 - 2²⁰ = 2001311953747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2001313002295 and 2001313002304.

It is not an unprimeable number, because it can be changed into a prime (2001313002329) 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, 21290563808 + ... + 21290563901.

It is an arithmetic number, because the mean of its divisors is an integer number (510973532520).

Almost surely, 2^{2001313002323} is an apocalyptic number.

2001313002323 is a deficient number, since it is larger than the sum of its proper divisors (42581127757).

2001313002323 is an equidigital number, since it uses as much as digits as its factorization.

2001313002323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42581127756.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 2001313002323 its reverse (3232003131002), we get a palindrome (5233316133325).

The spelling of 2001313002323 in words is "two trillion, one billion, three hundred thirteen million, two thousand, three hundred twenty-three".