2201100200 has 48 divisors (see below), whose sum is σ = 5511222780. Its totient is φ = 812712960.

The previous prime is 2201100169. The next prime is 2201100217. The reversal of 2201100200 is 20011022.

It can be written as a sum of positive squares in 6 ways, for example, as 51294244 + 2149805956 = 7162^2 + 46366^2 .

It is a Harshad number since it is a multiple of its sum of digits (8).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 420689 + ... + 425888.

Almost surely, 2^2201100200 is an apocalyptic number.

2201100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201100200 is an abundant number, since it is smaller than the sum of its proper divisors (3310122580).

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

2201100200 is a wasteful number, since it uses less digits than its factorization.

2201100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846606 (or 846597 counting only the distinct ones).

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

The square root of 2201100200 is about 46915.8843037196. The cubic root of 2201100200 is about 1300.8082153737.

Adding to 2201100200 its reverse (20011022), we get a palindrome (2221111222).

The spelling of 2201100200 in words is "two billion, two hundred one million, one hundred thousand, two hundred".