3221300000020 has 24 divisors (see below), whose sum is σ = 7058848696704. Its totient is φ = 1232497391136.

The previous prime is 3221299999991. The next prime is 3221300000021. The reversal of 3221300000020 is 200000031223.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221300000021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3501412584 + ... + 3501413503.

It is an arithmetic number, because the mean of its divisors is an integer number (294118695696).

Almost surely, 2^{3221300000020} is an apocalyptic number.

It is an amenable number.

3221300000020 is an abundant number, since it is smaller than the sum of its proper divisors (3837548696684).

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

3221300000020 is a wasteful number, since it uses less digits than its factorization.

3221300000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7002826119 (or 7002826117 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 3221300000020 its reverse (200000031223), we get a palindrome (3421300031243).

The spelling of 3221300000020 in words is "three trillion, two hundred twenty-one billion, three hundred million, twenty", and thus it is an aban number.