443224023021 has 24 divisors (see below), whose sum is σ = 725746941920. Its totient is φ = 258397809696.

The previous prime is 443224022987. The next prime is 443224023037. The reversal of 443224023021 is 120320422344.

It is not a de Polignac number, because 443224023021 - 2¹¹ = 443224020973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443224023041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99688291 + ... + 99692736.

Almost surely, 2^443224023021 is an apocalyptic number.

It is an amenable number.

443224023021 is a deficient number, since it is larger than the sum of its proper divisors (282522918899).

443224023021 is a wasteful number, since it uses less digits than its factorization.

443224023021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199381065 (or 199381062 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 443224023021 its reverse (120320422344), we get a palindrome (563544445365).

The spelling of 443224023021 in words is "four hundred forty-three billion, two hundred twenty-four million, twenty-three thousand, twenty-one".