3221322001 has 8 divisors (see below), whose sum is σ = 3341961000. Its totient is φ = 3101320320.

The previous prime is 3221321969. The next prime is 3221322029. The reversal of 3221322001 is 1002231223.

It can be written as a sum of positive squares in 4 ways, for example, as 1123590400 + 2097731601 = 33520^2 + 45801^2 .

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

It is not a de Polignac number, because 3221322001 - 2⁵ = 3221321969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3221322101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149020 + ... + 169261.

It is an arithmetic number, because the mean of its divisors is an integer number (417745125).

Almost surely, 2^3221322001 is an apocalyptic number.

It is an amenable number.

3221322001 is a deficient number, since it is larger than the sum of its proper divisors (120638999).

3221322001 is a wasteful number, since it uses less digits than its factorization.

3221322001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318659.

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

The square root of 3221322001 is about 56756.6912442929. The cubic root of 3221322001 is about 1476.8783120138.

Adding to 3221322001 its reverse (1002231223), we get a palindrome (4223553224).

The spelling of 3221322001 in words is "three billion, two hundred twenty-one million, three hundred twenty-two thousand, one".