22234211 has 4 divisors (see below), whose sum is σ = 22243800. Its totient is φ = 22224624.

The previous prime is 22234187. The next prime is 22234217. The reversal of 22234211 is 11243222.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22234211 - 2¹⁰ = 22233187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22234211.

It is not an unprimeable number, because it can be changed into a prime (22234217) 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 3 ways as a sum of consecutive naturals, for example, 1100 + ... + 6758.

It is an arithmetic number, because the mean of its divisors is an integer number (5560950).

Almost surely, 2^22234211 is an apocalyptic number.

22234211 is a deficient number, since it is larger than the sum of its proper divisors (9589).

22234211 is an equidigital number, since it uses as much as digits as its factorization.

22234211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9588.

The product of its digits is 192, while the sum is 17.

The square root of 22234211 is about 4715.3166383606. The cubic root of 22234211 is about 281.1947713119.

Adding to 22234211 its reverse (11243222), we get a palindrome (33477433).

The spelling of 22234211 in words is "twenty-two million, two hundred thirty-four thousand, two hundred eleven".