11243105142 has 24 divisors (see below), whose sum is σ = 23886739176. Its totient is φ = 3527248128.

The previous prime is 11243105117. The next prime is 11243105179. The reversal of 11243105142 is 24150134211.

11243105142 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 an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3240223 + ... + 3243690.

It is an arithmetic number, because the mean of its divisors is an integer number (995280799).

Almost surely, 2^11243105142 is an apocalyptic number.

11243105142 is an abundant number, since it is smaller than the sum of its proper divisors (12643634034).

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

11243105142 is a wasteful number, since it uses less digits than its factorization.

11243105142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6483952 (or 6483935 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 11243105142 its reverse (24150134211), we get a palindrome (35393239353).

The spelling of 11243105142 in words is "eleven billion, two hundred forty-three million, one hundred five thousand, one hundred forty-two".