11123423424 has 42 divisors (see below), whose sum is σ = 31883286500. Its totient is φ = 3707807616.

The previous prime is 11123423407. The next prime is 11123423447. The reversal of 11123423424 is 42432432111.

11123423424 is a `hidden beast` number, since 1 + 1 + 1 + 234 + 2 + 3 + 424 = 666.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9655174 + ... + 9656325.

Almost surely, 2^11123423424 is an apocalyptic number.

It is an amenable number.

11123423424 is an abundant number, since it is smaller than the sum of its proper divisors (20759863076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11123423424 is a wasteful number, since it uses less digits than its factorization.

11123423424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19311517 (or 19311504 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 11123423424 its reverse (42432432111), we get a palindrome (53555855535).

The spelling of 11123423424 in words is "eleven billion, one hundred twenty-three million, four hundred twenty-three thousand, four hundred twenty-four".