443142231231242 has 16 divisors (see below), whose sum is σ = 703815474323520. Its totient is φ = 208537122840768.

The previous prime is 443142231231197. The next prime is 443142231231247. The reversal of 443142231231242 is 242132132241344.

It is a junction number, because it is equal to n+sod(n) for n = 443142231231196 and 443142231231205.

It is not an unprimeable number, because it can be changed into a prime (443142231231247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6057803 + ... + 30380609.

It is an arithmetic number, because the mean of its divisors is an integer number (43988467145220).

Almost surely, 2^{443142231231242} is an apocalyptic number.

443142231231242 is a deficient number, since it is larger than the sum of its proper divisors (260673243092278).

443142231231242 is a wasteful number, since it uses less digits than its factorization.

443142231231242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24858685.

The product of its digits is 221184, while the sum is 38.

Adding to 443142231231242 its reverse (242132132241344), we get a palindrome (685274363472586).

The spelling of 443142231231242 in words is "four hundred forty-three trillion, one hundred forty-two billion, two hundred thirty-one million, two hundred thirty-one thousand, two hundred forty-two".