441441210221 has 8 divisors (see below), whose sum is σ = 509900007744. Its totient is φ = 377703709120.

The previous prime is 441441210149. The next prime is 441441210283. The reversal of 441441210221 is 122012144144.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441441210221 is a prime.

It is a super-2 number, since 2×441441210221² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441441210421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1180323905 + ... + 1180324278.

It is an arithmetic number, because the mean of its divisors is an integer number (63737500968).

Almost surely, 2^441441210221 is an apocalyptic number.

It is an amenable number.

441441210221 is a deficient number, since it is larger than the sum of its proper divisors (68458797523).

441441210221 is a wasteful number, since it uses less digits than its factorization.

441441210221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2360648211.

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 441441210221 its reverse (122012144144), we get a palindrome (563453354365).

The spelling of 441441210221 in words is "four hundred forty-one billion, four hundred forty-one million, two hundred ten thousand, two hundred twenty-one".