224421211 has 4 divisors (see below), whose sum is σ = 256481392. Its totient is φ = 192361032.

The previous prime is 224421203. The next prime is 224421221. The reversal of 224421211 is 112124422.

224421211 is digitally balanced in base 2, 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.

It is a cyclic number.

It is not a de Polignac number, because 224421211 - 2³ = 224421203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224421221) 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, 16030080 + ... + 16030093.

It is an arithmetic number, because the mean of its divisors is an integer number (64120348).

Almost surely, 2^224421211 is an apocalyptic number.

224421211 is a deficient number, since it is larger than the sum of its proper divisors (32060181).

224421211 is an equidigital number, since it uses as much as digits as its factorization.

224421211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32060180.

The product of its digits is 256, while the sum is 19.

The square root of 224421211 is about 14980.6946100640. The cubic root of 224421211 is about 607.6982240793.

Adding to 224421211 its reverse (112124422), we get a palindrome (336545633).

It can be divided in two parts, 22442 and 1211, that added together give a triangular number (23653 = T₂₁₇).

The spelling of 224421211 in words is "two hundred twenty-four million, four hundred twenty-one thousand, two hundred eleven".