2003002313321 has 8 divisors (see below), whose sum is σ = 2049831870240. Its totient is φ = 1956184034112.

The previous prime is 2003002313311. The next prime is 2003002313327. The reversal of 2003002313321 is 1233132003002.

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

It is a cyclic number.

It is not a de Polignac number, because 2003002313321 - 2³⁰ = 2001928571497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2003002313293 and 2003002313302.

It is not an unprimeable number, because it can be changed into a prime (2003002313327) 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, 2459531 + ... + 3171008.

It is an arithmetic number, because the mean of its divisors is an integer number (256228983780).

Almost surely, 2^{2003002313321} is an apocalyptic number.

It is an amenable number.

2003002313321 is a deficient number, since it is larger than the sum of its proper divisors (46829556919).

2003002313321 is an equidigital number, since it uses as much as digits as its factorization.

2003002313321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5638855.

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

Adding to 2003002313321 its reverse (1233132003002), we get a palindrome (3236134316323).

The spelling of 2003002313321 in words is "two trillion, three billion, two million, three hundred thirteen thousand, three hundred twenty-one".