3221100202200 has 96 divisors (see below), whose sum is σ = 10004504164800. Its totient is φ = 857317599360.

The previous prime is 3221100202169. The next prime is 3221100202213. The reversal of 3221100202200 is 22020011223.

It is a happy number.

It is a super-2 number, since 2×3221100202200² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 3221100202200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4818610 + ... + 5446209.

It is an arithmetic number, because the mean of its divisors is an integer number (104213585050).

Almost surely, 2^{3221100202200} is an apocalyptic number.

3221100202200 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3221100202200 is an abundant number, since it is smaller than the sum of its proper divisors (6783403962600).

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

3221100202200 is a wasteful number, since it uses less digits than its factorization.

3221100202200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10265361 (or 10265352 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 3221100202200 its reverse (22020011223), we get a palindrome (3243120213423).

The spelling of 3221100202200 in words is "three trillion, two hundred twenty-one billion, one hundred million, two hundred two thousand, two hundred".