10221100200 has 144 divisors (see below), whose sum is σ = 34361327520. Its totient is φ = 2722811520.

The previous prime is 10221100151. The next prime is 10221100277. The reversal of 10221100200 is 200112201.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2199079 + ... + 2203721.

It is an arithmetic number, because the mean of its divisors is an integer number (238620330).

Almost surely, 2^10221100200 is an apocalyptic number.

10221100200 is a gapful number since it is divisible by the number (10) 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 10221100200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17180663760).

10221100200 is an abundant number, since it is smaller than the sum of its proper divisors (24140227320).

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

10221100200 is a wasteful number, since it uses less digits than its factorization.

10221100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5888 (or 5876 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10221100200 its reverse (200112201), we get a palindrome (10421212401).

The spelling of 10221100200 in words is "ten billion, two hundred twenty-one million, one hundred thousand, two hundred".