2003221322 has 8 divisors (see below), whose sum is σ = 3022201476. Its totient is φ = 995820832.

The previous prime is 2003221321. The next prime is 2003221373. The reversal of 2003221322 is 2231223002.

It can be written as a sum of positive squares in 2 ways, for example, as 1472333641 + 530887681 = 38371^2 + 23041^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2003221322.

It is not an unprimeable number, because it can be changed into a prime (2003221321) 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 3 ways as a sum of consecutive naturals, for example, 2894483 + ... + 2895174.

Almost surely, 2^2003221322 is an apocalyptic number.

2003221322 is a deficient number, since it is larger than the sum of its proper divisors (1018980154).

2003221322 is a wasteful number, since it uses less digits than its factorization.

2003221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5789832.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2003221322 is about 44757.3605343300. The cubic root of 2003221322 is about 1260.5971222829.

Adding to 2003221322 its reverse (2231223002), we get a palindrome (4234444324).

The spelling of 2003221322 in words is "two billion, three million, two hundred twenty-one thousand, three hundred twenty-two".