3221200200 has 96 divisors (see below), whose sum is σ = 10014984000. Its totient is φ = 856469760.

The previous prime is 3221200193. The next prime is 3221200231. The reversal of 3221200200 is 20021223.

It is a super-2 number, since 2×3221200200² = 20752261456960080000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 201709 + ... + 217091.

It is an arithmetic number, because the mean of its divisors is an integer number (104322750).

Almost surely, 2^3221200200 is an apocalyptic number.

3221200200 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3221200200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5007492000).

3221200200 is an abundant number, since it is smaller than the sum of its proper divisors (6793783800).

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

3221200200 is a wasteful number, since it uses less digits than its factorization.

3221200200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15751 (or 15742 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 3221200200 is about 56755.6182241018. The cubic root of 3221200200 is about 1476.8596977594.

Adding to 3221200200 its reverse (20021223), we get a palindrome (3241221423).

The spelling of 3221200200 in words is "three billion, two hundred twenty-one million, two hundred thousand, two hundred".