11011124142 has 48 divisors (see below), whose sum is σ = 23960976000. Its totient is φ = 3654482832.

The previous prime is 11011124099. The next prime is 11011124147. The reversal of 11011124142 is 24142111011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011124147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5859159 + ... + 5861037.

It is an arithmetic number, because the mean of its divisors is an integer number (499187000).

Almost surely, 2^11011124142 is an apocalyptic number.

11011124142 is an abundant number, since it is smaller than the sum of its proper divisors (12949851858).

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

11011124142 is a wasteful number, since it uses less digits than its factorization.

11011124142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125 (or 3122 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11011124142 its reverse (24142111011), we get a palindrome (35153235153).

The spelling of 11011124142 in words is "eleven billion, eleven million, one hundred twenty-four thousand, one hundred forty-two".