11133222 has 32 divisors (see below), whose sum is σ = 23030784.
Its totient is φ = 3585600.
The previous prime is 11133217. The next prime is 11133229. The reversal of 11133222 is 22233111.
It is a super-3 number, since 3×111332223 (a number of 22 digits) contains 333 as substring.
It is a nude number because it is divisible by every one of its digits.
It is a zygodrome in base 10.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11133229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40947 + ... + 41217.
It is an arithmetic number, because the mean of its divisors is an integer number (719712).
Almost surely, 211133222 is an apocalyptic number.
11133222 is an abundant number, since it is smaller than the sum of its proper divisors (11897562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11133222 is a wasteful number, since it uses less digits than its factorization.
11133222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 484.
The product of its digits is 72, while the sum is 15.
The square root of 11133222 is about 3336.6483182979.
The cubic root of 11133222 is about 223.2922361942.
Adding to 11133222 its reverse (22233111), we get a palindrome (33366333).
It can be divided in two parts, 111 and 33222, that added together give a palindrome (33333).
The spelling of 11133222 in words is "eleven million, one hundred thirty-three thousand, two hundred twenty-two".