2221003323 has 24 divisors (see below), whose sum is σ = 3999730176. Its totient is φ = 1153767600.

The previous prime is 2221003297. The next prime is 2221003331. The reversal of 2221003323 is 3233001222.

It is a happy number.

It is not a de Polignac number, because 2221003323 - 2⁸ = 2221003067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2221003296 and 2221003305.

It is not an unprimeable number, because it can be changed into a prime (2221001323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1601763 + ... + 1603148.

It is an arithmetic number, because the mean of its divisors is an integer number (166655424).

Almost surely, 2^2221003323 is an apocalyptic number.

2221003323 is a deficient number, since it is larger than the sum of its proper divisors (1778726853).

2221003323 is a wasteful number, since it uses less digits than its factorization.

2221003323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3204935 (or 3204932 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2221003323 is about 47127.5219272136. The cubic root of 2221003323 is about 1304.7172452973.

Adding to 2221003323 its reverse (3233001222), we get a palindrome (5454004545).

The spelling of 2221003323 in words is "two billion, two hundred twenty-one million, three thousand, three hundred twenty-three".