11234222438 has 12 divisors (see below), whose sum is σ = 17900898612. Its totient is φ = 5286692640.

The previous prime is 11234222437. The next prime is 11234222443. The reversal of 11234222438 is 83422243211.

11234222438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11234222437) 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 5 ways as a sum of consecutive naturals, for example, 9717608 + ... + 9718763.

It is an arithmetic number, because the mean of its divisors is an integer number (1491741551).

Almost surely, 2^11234222438 is an apocalyptic number.

11234222438 is a deficient number, since it is larger than the sum of its proper divisors (6666676174).

11234222438 is a wasteful number, since it uses less digits than its factorization.

11234222438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19436407 (or 19436390 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

Adding to 11234222438 its reverse (83422243211), we get a palindrome (94656465649).

The spelling of 11234222438 in words is "eleven billion, two hundred thirty-four million, two hundred twenty-two thousand, four hundred thirty-eight".