10010003321 has 2 divisors, whose sum is σ = 10010003322. Its totient is φ = 10010003320.

The previous prime is 10010003281. The next prime is 10010003327. The reversal of 10010003321 is 12330001001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9571687225 + 438316096 = 97835^2 + 20936^2 .

It is an emirp because it is prime and its reverse (12330001001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10010003321 is a prime.

It is not a weakly prime, because it can be changed into another prime (10010003327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005001660 + 5005001661.

It is an arithmetic number, because the mean of its divisors is an integer number (5005001661).

Almost surely, 2^10010003321 is an apocalyptic number.

It is an amenable number.

10010003321 is a deficient number, since it is larger than the sum of its proper divisors (1).

10010003321 is an equidigital number, since it uses as much as digits as its factorization.

10010003321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 10010003321 its reverse (12330001001), we get a palindrome (22340004322).

The spelling of 10010003321 in words is "ten billion, ten million, three thousand, three hundred twenty-one".