11123422042 has 8 divisors (see below), whose sum is σ = 16691228532. Its totient is φ = 5559679200.

The previous prime is 11123422003. The next prime is 11123422049. The reversal of 11123422042 is 24022432111.

11123422042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10772571681 + 350850361 = 103791^2 + 18731^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11123422049) 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 3 ways as a sum of consecutive naturals, for example, 1009059 + ... + 1020022.

Almost surely, 2^11123422042 is an apocalyptic number.

11123422042 is a deficient number, since it is larger than the sum of its proper divisors (5567806490).

11123422042 is a wasteful number, since it uses less digits than its factorization.

11123422042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031824.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11123422042 its reverse (24022432111), we get a palindrome (35145854153).

The spelling of 11123422042 in words is "eleven billion, one hundred twenty-three million, four hundred twenty-two thousand, forty-two".