3221323101020 has 24 divisors (see below), whose sum is σ = 6982997175168. Its totient is φ = 1246963780800.

The previous prime is 3221323101011. The next prime is 3221323101053. The reversal of 3221323101020 is 201013231223.

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 = 3221323100983 and 3221323101001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2597840591 + ... + 2597841830.

It is an arithmetic number, because the mean of its divisors is an integer number (290958215632).

Almost surely, 2^{3221323101020} is an apocalyptic number.

It is an amenable number.

3221323101020 is an abundant number, since it is smaller than the sum of its proper divisors (3761674074148).

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

3221323101020 is a wasteful number, since it uses less digits than its factorization.

3221323101020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5195682461 (or 5195682459 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 3221323101020 its reverse (201013231223), we get a palindrome (3422336332243).

The spelling of 3221323101020 in words is "three trillion, two hundred twenty-one billion, three hundred twenty-three million, one hundred one thousand, twenty".