441113122421020 has 96 divisors (see below), whose sum is σ = 1059180686847360. Its totient is φ = 151166050467840.

The previous prime is 441113122421009. The next prime is 441113122421029. The reversal of 441113122421020 is 20124221311144.

It is a super-2 number, since 2×441113122421020² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 441113122421020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441113122421029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9226546876 + ... + 9226594684.

It is an arithmetic number, because the mean of its divisors is an integer number (11033132154660).

Almost surely, 2^{441113122421020} is an apocalyptic number.

It is an amenable number.

441113122421020 is an abundant number, since it is smaller than the sum of its proper divisors (618067564426340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

441113122421020 is a wasteful number, since it uses less digits than its factorization.

441113122421020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78143 (or 78141 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 441113122421020 its reverse (20124221311144), we get a palindrome (461237343732164).

The spelling of 441113122421020 in words is "four hundred forty-one trillion, one hundred thirteen billion, one hundred twenty-two million, four hundred twenty-one thousand, twenty".