It is a happy number.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is an unprimeable number.
Almost surely, 210101010221112 is an apocalyptic number.
It is an amenable number.
10101010221112 is a wasteful number, since it uses less digits than its factorization.
10101010221112 is an evil number, because the sum of its binary digits is even.
Adding to 10101010221112 its reverse (21112201010101), we get a palindrome (31213211231213).
The spelling of 10101010221112 in words is "ten trillion, one hundred one billion, ten million, two hundred twenty-one thousand, one hundred twelve".