Adding to 2201001100 its reverse (11001022), we get a palindrome (2212002122).
Almost surely, 22201001100 is an apocalyptic number.
2201001100 is a gapful number since it is divisible by the number (20) 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 2201001100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2526244560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2201001100 is a wasteful number, since it uses less digits than its factorization.
2201001100 is an evil number, because the sum of its binary digits is even.
The square root of 2201001100 is about 46914.8281463334. The cubic root of 2201001100 is about 1300.7886930111.
The spelling of 2201001100 in words is "two billion, two hundred one million, one thousand, one hundred".