3003003221 has 16 divisors (see below), whose sum is σ = 3166464000. Its totient is φ = 2845065600.

The previous prime is 3003003217. The next prime is 3003003247. The reversal of 3003003221 is 1223003003.

It is a cyclic number.

It is not a de Polignac number, because 3003003221 - 2² = 3003003217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3003003196 and 3003003205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3003003271) 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, 189980 + ... + 205178.

It is an arithmetic number, because the mean of its divisors is an integer number (197904000).

Almost surely, 2^3003003221 is an apocalyptic number.

It is an amenable number.

3003003221 is a deficient number, since it is larger than the sum of its proper divisors (163460779).

3003003221 is a wasteful number, since it uses less digits than its factorization.

3003003221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15380.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 3003003221 is about 54799.6644241550. The cubic root of 3003003221 is about 1442.7306758243.

Adding to 3003003221 its reverse (1223003003), we get a palindrome (4226006224).

The spelling of 3003003221 in words is "three billion, three million, three thousand, two hundred twenty-one".