22199122 is nontrivially palindromic in base 10.
It is an unprimeable number.
Almost surely, 222199122 is an apocalyptic number.
22199122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
22199122 is a wasteful number, since it uses less digits than its factorization.
22199122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24665.
The square root of 22199122 is about 4711.5944222736. The cubic root of 22199122 is about 281.0467705823.
The spelling of 22199122 in words is "twenty-two million, one hundred ninety-nine thousand, one hundred twenty-two".