441120235421 has 16 divisors (see below), whose sum is σ = 450129516144. Its totient is φ = 432219193344.

The previous prime is 441120235379. The next prime is 441120235427. The reversal of 441120235421 is 124532021144.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 48757056100 + 392363179321 = 220810^2 + 626389^2 .

It is a cyclic number.

It is not a de Polignac number, because 441120235421 - 2⁶ = 441120235357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441120235427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4912301 + ... + 5001293.

It is an arithmetic number, because the mean of its divisors is an integer number (28133094759).

Almost surely, 2^441120235421 is an apocalyptic number.

It is an amenable number.

441120235421 is a deficient number, since it is larger than the sum of its proper divisors (9009280723).

441120235421 is a wasteful number, since it uses less digits than its factorization.

441120235421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89600.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 441120235421 its reverse (124532021144), we get a palindrome (565652256565).

The spelling of 441120235421 in words is "four hundred forty-one billion, one hundred twenty million, two hundred thirty-five thousand, four hundred twenty-one".