2003301321013 has 16 divisors (see below), whose sum is σ = 2074682839680. Its totient is φ = 1932074375616.

The previous prime is 2003301320963. The next prime is 2003301321017. The reversal of 2003301321013 is 3101231033002.

It is a cyclic number.

It is not a de Polignac number, because 2003301321013 - 2³⁷ = 1865862367541 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 (2003301321017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136708795 + ... + 136723447.

It is an arithmetic number, because the mean of its divisors is an integer number (129667677480).

Almost surely, 2^{2003301321013} is an apocalyptic number.

It is an amenable number.

2003301321013 is a deficient number, since it is larger than the sum of its proper divisors (71381518667).

2003301321013 is a wasteful number, since it uses less digits than its factorization.

2003301321013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19596.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 2003301321013 its reverse (3101231033002), we get a palindrome (5104532354015).

The spelling of 2003301321013 in words is "two trillion, three billion, three hundred one million, three hundred twenty-one thousand, thirteen".