11336221 has 4 divisors (see below), whose sum is σ = 12208252. Its totient is φ = 10464192.

The previous prime is 11336207. The next prime is 11336231. The reversal of 11336221 is 12263311.

11336221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12263311 = 167 ⋅73433.

It can be written as a sum of positive squares in 2 ways, for example, as 1413721 + 9922500 = 1189^2 + 3150^2 .

It is a cyclic number.

It is not a de Polignac number, because 11336221 - 2⁵ = 11336189 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11336231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 435996 + ... + 436021.

It is an arithmetic number, because the mean of its divisors is an integer number (3052063).

Almost surely, 2^11336221 is an apocalyptic number.

It is an amenable number.

11336221 is a deficient number, since it is larger than the sum of its proper divisors (872031).

11336221 is an equidigital number, since it uses as much as digits as its factorization.

11336221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872030.

The product of its digits is 216, while the sum is 19.

The square root of 11336221 is about 3366.9305012132. The cubic root of 11336221 is about 224.6412125398.

Adding to 11336221 its reverse (12263311), we get a palindrome (23599532).

The spelling of 11336221 in words is "eleven million, three hundred thirty-six thousand, two hundred twenty-one".