3220332300020 has 96 divisors (see below), whose sum is σ = 7632901382400. Its totient is φ = 1130498969600.

The previous prime is 3220332300011. The next prime is 3220332300043. The reversal of 3220332300020 is 200032330223.

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 = 3220332299965 and 3220332300001.

It is a congruent number.

It is an unprimeable number.

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, 54896105 + ... + 54954735.

It is an arithmetic number, because the mean of its divisors is an integer number (79509389400).

Almost surely, 2^{3220332300020} 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 3220332300020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3816450691200).

3220332300020 is an abundant number, since it is smaller than the sum of its proper divisors (4412569082380).

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

3220332300020 is a wasteful number, since it uses less digits than its factorization.

3220332300020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67289 (or 67287 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 3220332300020 its reverse (200032330223), we get a palindrome (3420364630243).

The spelling of 3220332300020 in words is "three trillion, two hundred twenty billion, three hundred thirty-two million, three hundred thousand, twenty".