12443113042 has 64 divisors (see below), whose sum is σ = 20810442240. Its totient is φ = 5554739200.

The previous prime is 12443113009. The next prime is 12443113049. The reversal of 12443113042 is 24031134421.

It is a junction number, because it is equal to n+sod(n) for n = 12443112998 and 12443113016.

It is not an unprimeable number, because it can be changed into a prime (12443113049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11727192 + ... + 11728252.

It is an arithmetic number, because the mean of its divisors is an integer number (325163160).

Almost surely, 2^12443113042 is an apocalyptic number.

12443113042 is a deficient number, since it is larger than the sum of its proper divisors (8367329198).

12443113042 is a wasteful number, since it uses less digits than its factorization.

12443113042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 12443113042 its reverse (24031134421), we get a palindrome (36474247463).

The spelling of 12443113042 in words is "twelve billion, four hundred forty-three million, one hundred thirteen thousand, forty-two".