443023131223412 has 12 divisors (see below), whose sum is σ = 775352717062980. Its totient is φ = 221493783491136.

The previous prime is 443023131223357. The next prime is 443023131223417. The reversal of 443023131223412 is 214322131320344.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 256229299322896 + 186793831900516 = 16007164^2 + 13667254^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443023131223417) 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, 4445474087 + ... + 4445573742.

It is an arithmetic number, because the mean of its divisors is an integer number (64612726421915).

Almost surely, 2^{443023131223412} is an apocalyptic number.

It is an amenable number.

443023131223412 is a deficient number, since it is larger than the sum of its proper divisors (332329585839568).

443023131223412 is a wasteful number, since it uses less digits than its factorization.

443023131223412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8891060290 (or 8891060288 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 443023131223412 its reverse (214322131320344), we get a palindrome (657345262543756).

The spelling of 443023131223412 in words is "four hundred forty-three trillion, twenty-three billion, one hundred thirty-one million, two hundred twenty-three thousand, four hundred twelve".