10003004221 has 32 divisors (see below), whose sum is σ = 12651614208. Its totient is φ = 7706054400.

The previous prime is 10003004213. The next prime is 10003004227. The reversal of 10003004221 is 12240030001.

It is a cyclic number.

It is not a de Polignac number, because 10003004221 - 2³ = 10003004213 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 (10003004227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1866696 + ... + 1872046.

It is an arithmetic number, because the mean of its divisors is an integer number (395362944).

Almost surely, 2^10003004221 is an apocalyptic number.

It is an amenable number.

10003004221 is a deficient number, since it is larger than the sum of its proper divisors (2648609987).

10003004221 is a wasteful number, since it uses less digits than its factorization.

10003004221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6081.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 10003004221 its reverse (12240030001), we get a palindrome (22243034222).

The spelling of 10003004221 in words is "ten billion, three million, four thousand, two hundred twenty-one".