443141220431 has 96 divisors (see below), whose sum is σ = 582294873600. Its totient is φ = 329698736640.

The previous prime is 443141220377. The next prime is 443141220433. The reversal of 443141220431 is 134022141344.

It is not a de Polignac number, because 443141220431 - 2⁶ = 443141220367 is a prime.

It is a super-2 number, since 2×443141220431² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 443141220394 and 443141220403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443141220433) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 223920800 + ... + 223922778.

It is an arithmetic number, because the mean of its divisors is an integer number (6065571600).

Almost surely, 2^443141220431 is an apocalyptic number.

443141220431 is a deficient number, since it is larger than the sum of its proper divisors (139153653169).

443141220431 is a wasteful number, since it uses less digits than its factorization.

443141220431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209 (or 2196 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 443141220431 its reverse (134022141344), we get a palindrome (577163361775).

The spelling of 443141220431 in words is "four hundred forty-three billion, one hundred forty-one million, two hundred twenty thousand, four hundred thirty-one".