3220332100221 has 32 divisors (see below), whose sum is σ = 4570163641728. Its totient is φ = 2010031994880.

The previous prime is 3220332100163. The next prime is 3220332100253. The reversal of 3220332100221 is 1220012330223.

It is a happy number.

It is not a de Polignac number, because 3220332100221 - 2¹⁵ = 3220332067453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220332100261) 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 31 ways as a sum of consecutive naturals, for example, 13928241 + ... + 14157561.

It is an arithmetic number, because the mean of its divisors is an integer number (142817613804).

Almost surely, 2^{3220332100221} is an apocalyptic number.

It is an amenable number.

3220332100221 is a deficient number, since it is larger than the sum of its proper divisors (1349831541507).

3220332100221 is a wasteful number, since it uses less digits than its factorization.

3220332100221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230781.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 3220332100221 its reverse (1220012330223), we get a palindrome (4440344430444).

The spelling of 3220332100221 in words is "three trillion, two hundred twenty billion, three hundred thirty-two million, one hundred thousand, two hundred twenty-one".