11240124042 has 16 divisors (see below), whose sum is σ = 25691712192. Its totient is φ = 3211464000.

The previous prime is 11240124041. The next prime is 11240124083. The reversal of 11240124042 is 24042104211.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (11240124041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133810959 + ... + 133811042.

It is an arithmetic number, because the mean of its divisors is an integer number (1605732012).

Almost surely, 2^11240124042 is an apocalyptic number.

11240124042 is an abundant number, since it is smaller than the sum of its proper divisors (14451588150).

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

11240124042 is a wasteful number, since it uses less digits than its factorization.

11240124042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267622013.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 11240124042 its reverse (24042104211), we get a palindrome (35282228253).

The spelling of 11240124042 in words is "eleven billion, two hundred forty million, one hundred twenty-four thousand, forty-two".