11212214 has 16 divisors (see below), whose sum is σ = 19178208. Its totient is φ = 4870272.

The previous prime is 11212171. The next prime is 11212219. The reversal of 11212214 is 41221211.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12242 + ... + 13125.

It is an arithmetic number, because the mean of its divisors is an integer number (1198638).

Almost surely, 2^11212214 is an apocalyptic number.

11212214 is a deficient number, since it is larger than the sum of its proper divisors (7965994).

11212214 is a wasteful number, since it uses less digits than its factorization.

11212214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25399.

The product of its digits is 32, while the sum is 14.

The square root of 11212214 is about 3348.4644241801. The cubic root of 11212214 is about 223.8190902189.

Adding to 11212214 its reverse (41221211), we get a palindrome (52433425).

The spelling of 11212214 in words is "eleven million, two hundred twelve thousand, two hundred fourteen".