11221412 has 6 divisors (see below), whose sum is σ = 19637478. Its totient is φ = 5610704.

The previous prime is 11221393. The next prime is 11221417. The reversal of 11221412 is 21412211.

It is a happy number.

11221412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9388096 + 1833316 = 3064^2 + 1354^2 .

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (11221417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402673 + ... + 1402680.

It is an arithmetic number, because the mean of its divisors is an integer number (3272913).

Almost surely, 2^11221412 is an apocalyptic number.

It is an amenable number.

11221412 is a deficient number, since it is larger than the sum of its proper divisors (8416066).

11221412 is a wasteful number, since it uses less digits than its factorization.

11221412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805357 (or 2805355 counting only the distinct ones).

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

The square root of 11221412 is about 3349.8376080043. The cubic root of 11221412 is about 223.8802772213.

Adding to 11221412 its reverse (21412211), we get a palindrome (32633623).

The spelling of 11221412 in words is "eleven million, two hundred twenty-one thousand, four hundred twelve".