13224043442 has 32 divisors (see below), whose sum is σ = 21078161280. Its totient is φ = 6211537920.

The previous prime is 13224043439. The next prime is 13224043447. The reversal of 13224043442 is 24434042231.

13224043442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (13224043447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 645842 + ... + 666002.

It is an arithmetic number, because the mean of its divisors is an integer number (658692540).

Almost surely, 2^13224043442 is an apocalyptic number.

13224043442 is a deficient number, since it is larger than the sum of its proper divisors (7854117838).

13224043442 is a wasteful number, since it uses less digits than its factorization.

13224043442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20498.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 13224043442 its reverse (24434042231), we get a palindrome (37658085673).

The spelling of 13224043442 in words is "thirteen billion, two hundred twenty-four million, forty-three thousand, four hundred forty-two".