212100011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-212100011 is a prime.
It is a Duffinian number.
Almost surely, 2212100011 is an apocalyptic number.
212100011 is an equidigital number, since it uses as much as digits as its factorization.
212100011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97701.
The square root of 212100011 is about 14563.6537654532. The cubic root of 212100011 is about 596.3669449939.
Adding to 212100011 its reverse (110001212), we get a palindrome (322101223).
The spelling of 212100011 in words is "two hundred twelve million, one hundred thousand, eleven".