441121223 has 4 divisors (see below), whose sum is σ = 441417000. Its totient is φ = 440825448.

The previous prime is 441121207. The next prime is 441121243. The reversal of 441121223 is 322121144.

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 441121223 - 2⁴ = 441121207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 441121195 and 441121204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441121243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145640 + ... + 148637.

It is an arithmetic number, because the mean of its divisors is an integer number (110354250).

Almost surely, 2^441121223 is an apocalyptic number.

441121223 is a deficient number, since it is larger than the sum of its proper divisors (295777).

441121223 is a wasteful number, since it uses less digits than its factorization.

441121223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295776.

The product of its digits is 384, while the sum is 20.

The square root of 441121223 is about 21002.8860635866. The cubic root of 441121223 is about 761.2359983692.

Adding to 441121223 its reverse (322121144), we get a palindrome (763242367).

The spelling of 441121223 in words is "four hundred forty-one million, one hundred twenty-one thousand, two hundred twenty-three".