3222220020320 has 96 divisors (see below), whose sum is σ = 8703274003200. Its totient is φ = 1104344649216.

The previous prime is 3222220020317. The next prime is 3222220020377. The reversal of 3222220020320 is 230200222223.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3222220020292 and 3222220020301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2437091 + ... + 3519069.

It is an arithmetic number, because the mean of its divisors is an integer number (90659104200).

Almost surely, 2^{3222220020320} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3222220020320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4351637001600).

3222220020320 is an abundant number, since it is smaller than the sum of its proper divisors (5481053982880).

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

3222220020320 is a wasteful number, since it uses less digits than its factorization.

3222220020320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084660 (or 1084652 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 3222220020320 its reverse (230200222223), we get a palindrome (3452420242543).

The spelling of 3222220020320 in words is "three trillion, two hundred twenty-two billion, two hundred twenty million, twenty thousand, three hundred twenty".