3221132208673 has 8 divisors (see below), whose sum is σ = 3333984863400. Its totient is φ = 3108398162688.

The previous prime is 3221132208601. The next prime is 3221132208709. The reversal of 3221132208673 is 3768022311223.

It can be written as a sum of positive squares in 4 ways, for example, as 133742341264 + 3087389867409 = 365708^2 + 1757097^2 .

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-3221132208673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3221132208473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29596918 + ... + 29705551.

It is an arithmetic number, because the mean of its divisors is an integer number (416748107925).

Almost surely, 2^{3221132208673} is an apocalyptic number.

It is an amenable number.

3221132208673 is a deficient number, since it is larger than the sum of its proper divisors (112852654727).

3221132208673 is a wasteful number, since it uses less digits than its factorization.

3221132208673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59304371.

The product of its (nonzero) digits is 145152, while the sum is 40.

Adding to 3221132208673 its reverse (3768022311223), we get a palindrome (6989154519896).

The spelling of 3221132208673 in words is "three trillion, two hundred twenty-one billion, one hundred thirty-two million, two hundred eight thousand, six hundred seventy-three".