2003301021373 has 2 divisors, whose sum is σ = 2003301021374. Its totient is φ = 2003301021372.

The previous prime is 2003301021349. The next prime is 2003301021391. The reversal of 2003301021373 is 3731201033002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1771619564484 + 231681456889 = 1331022^2 + 481333^2 .

It is a cyclic number.

It is not a de Polignac number, because 2003301021373 - 2¹⁷ = 2003300890301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2003301081373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001650510686 + 1001650510687.

It is an arithmetic number, because the mean of its divisors is an integer number (1001650510687).

Almost surely, 2^{2003301021373} is an apocalyptic number.

It is an amenable number.

2003301021373 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003301021373 is an equidigital number, since it uses as much as digits as its factorization.

2003301021373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 25.

Adding to 2003301021373 its reverse (3731201033002), we get a palindrome (5734502054375).

The spelling of 2003301021373 in words is "two trillion, three billion, three hundred one million, twenty-one thousand, three hundred seventy-three".