3221200020020 has 48 divisors (see below), whose sum is σ = 6776482809600. Its totient is φ = 1286203144320.

The previous prime is 3221200019993. The next prime is 3221200020047. The reversal of 3221200020020 is 200200021223.

It is an interprime number because it is at equal distance from previous prime (3221200019993) and next prime (3221200020047).

It is a super-2 number, since 2×3221200020020² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3221200019977 and 3221200020004.

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, 29972741 + ... + 30080019.

It is an arithmetic number, because the mean of its divisors is an integer number (141176725200).

Almost surely, 2^{3221200020020} is an apocalyptic number.

It is an amenable number.

3221200020020 is an abundant number, since it is smaller than the sum of its proper divisors (3555282789580).

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

3221200020020 is a wasteful number, since it uses less digits than its factorization.

3221200020020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109928 (or 109926 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 3221200020020 its reverse (200200021223), we get a palindrome (3421400041243).

The spelling of 3221200020020 in words is "three trillion, two hundred twenty-one billion, two hundred million, twenty thousand, twenty".