It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1012111 = 19 ⋅53269.
It is a cyclic number.
It is a Duffinian number.
1112101 is a lucky number.
It is a congruent number.
21112101 is an apocalyptic number.
It is an amenable number.
1112101 is an equidigital number, since it uses as much as digits as its factorization.
1112101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5210.
The square root of 1112101 is about 1054.5619943844. The cubic root of 1112101 is about 103.6051658848.
Adding to 1112101 its reverse (1012111), we get a palindrome (2124212).
Multiplying 1112101 by its reverse (1012111), we get a palindrome (1125569655211).
The spelling of 1112101 in words is "one million, one hundred twelve thousand, one hundred one".