443423041335121 has 4 divisors (see below), whose sum is σ = 443423150281072. Its totient is φ = 443422932389172.

The previous prime is 443423041335103. The next prime is 443423041335139. The reversal of 443423041335121 is 121533140324344.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (443423041335103) and next prime (443423041335139).

It is a cyclic number.

It is not a de Polignac number, because 443423041335121 - 2¹¹ = 443423041333073 is a prime.

It is a super-4 number, since 4×443423041335121⁴ (a number of 60 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (443423041335721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48120891 + ... + 56590336.

It is an arithmetic number, because the mean of its divisors is an integer number (110855787570268).

Almost surely, 2^{443423041335121} is an apocalyptic number.

It is an amenable number.

443423041335121 is a deficient number, since it is larger than the sum of its proper divisors (108945951).

443423041335121 is a wasteful number, since it uses less digits than its factorization.

443423041335121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108945950.

The product of its (nonzero) digits is 414720, while the sum is 40.

Adding to 443423041335121 its reverse (121533140324344), we get a palindrome (564956181659465).

The spelling of 443423041335121 in words is "four hundred forty-three trillion, four hundred twenty-three billion, forty-one million, three hundred thirty-five thousand, one hundred twenty-one".