3221010221200 has 60 divisors (see below), whose sum is σ = 7741313250928. Its totient is φ = 1287931881600.

The previous prime is 3221010221173. The next prime is 3221010221237. The reversal of 3221010221200 is 21220101223.

It is a happy number.

3221010221200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 381882 + ... + 2566681.

Almost surely, 2^{3221010221200} is an apocalyptic number.

It is an amenable number.

3221010221200 is an abundant number, since it is smaller than the sum of its proper divisors (4520303029728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3221010221200 is a wasteful number, since it uses less digits than its factorization.

3221010221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2951312 (or 2951301 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 3221010221200 its reverse (21220101223), we get a palindrome (3242230322423).

The spelling of 3221010221200 in words is "three trillion, two hundred twenty-one billion, ten million, two hundred twenty-one thousand, two hundred".