Adding to 112213321 its reverse (123312211), we get a palindrome (235525532).
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: 123312211 = 11 ⋅11210201.
It is a cyclic number.
It is a Duffinian number.
Almost surely, 2112213321 is an apocalyptic number.
112213321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
112213321 is a wasteful number, since it uses less digits than its factorization.
112213321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10201222.
The square root of 112213321 is about 10593.0789197476. The cubic root of 112213321 is about 482.3342908633.
The spelling of 112213321 in words is "one hundred twelve million, two hundred thirteen thousand, three hundred twenty-one".