3200221321 has 8 divisors (see below), whose sum is σ = 3696512544. Its totient is φ = 2738157120.

The previous prime is 3200221313. The next prime is 3200221333. The reversal of 3200221321 is 1231220023.

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

It is a cyclic number.

It is not a de Polignac number, because 3200221321 - 2³ = 3200221313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3200221295 and 3200221304.

It is not an unprimeable number, because it can be changed into a prime (3200221351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8556555 + ... + 8556928.

It is an arithmetic number, because the mean of its divisors is an integer number (462064068).

Almost surely, 2^3200221321 is an apocalyptic number.

It is an amenable number.

3200221321 is a deficient number, since it is larger than the sum of its proper divisors (496291223).

3200221321 is a wasteful number, since it uses less digits than its factorization.

3200221321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17113511.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3200221321 is about 56570.4986808495. The cubic root of 3200221321 is about 1473.6465717369.

Adding to 3200221321 its reverse (1231220023), we get a palindrome (4431441344).

The spelling of 3200221321 in words is "three billion, two hundred million, two hundred twenty-one thousand, three hundred twenty-one".