Adding to 210100000 its reverse (1012), we get a palindrome (210101012).
It is an unprimeable number.
Almost surely, 2210100000 is an apocalyptic number.
210100000 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 210100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283481856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210100000 is an equidigital number, since it uses as much as digits as its factorization.
210100000 is an odious number, because the sum of its binary digits is odd.
The square root of 210100000 is about 14494.8266633306. The cubic root of 210100000 is about 594.4865282719.
The spelling of 210100000 in words is "two hundred ten million, one hundred thousand".