2221003303 has 8 divisors (see below), whose sum is σ = 2318321376. Its totient is φ = 2123748000.

The previous prime is 2221003297. The next prime is 2221003331. The reversal of 2221003303 is 3033001222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2221003303 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 (2221003003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65653 + ... + 93553.

It is an arithmetic number, because the mean of its divisors is an integer number (289790172).

Almost surely, 2^2221003303 is an apocalyptic number.

2221003303 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2221003303 is a deficient number, since it is larger than the sum of its proper divisors (97318073).

2221003303 is a wasteful number, since it uses less digits than its factorization.

2221003303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31385.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 2221003303 is about 47127.5217150234. The cubic root of 2221003303 is about 1304.7172413810.

Adding to 2221003303 its reverse (3033001222), we get a palindrome (5254004525).

The spelling of 2221003303 in words is "two billion, two hundred twenty-one million, three thousand, three hundred three".