It is a nude number because it is divisible by every one of its digits.
It is a nialpdrome in base 12.
2222122 is an apocalyptic number.
222122 is a wasteful number, since it uses less digits than its factorization.
222122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205.
The square root of 222122 is about 471.2982070834. The cubic root of 222122 is about 60.5615792653.
Subtracting from 222122 its sum of digits (11), we obtain a triangular number (222111 = T666).
Adding to 222122 its reverse (221222), we get a palindrome (443344).
Subtracting from 222122 its reverse (221222), we obtain a square (900 = 302).
The spelling of 222122 in words is "two hundred twenty-two thousand, one hundred twenty-two", and thus it is an iban number.