11142233112 has 64 divisors (see below), whose sum is σ = 28177344000. Its totient is φ = 3671418240.

The previous prime is 11142233107. The next prime is 11142233161. The reversal of 11142233112 is 21133224111.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 747153 + ... + 761919.

It is an arithmetic number, because the mean of its divisors is an integer number (440271000).

Almost surely, 2^11142233112 is an apocalyptic number.

11142233112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11142233112 is an abundant number, since it is smaller than the sum of its proper divisors (17035110888).

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

11142233112 is a wasteful number, since it uses less digits than its factorization.

11142233112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15136 (or 15132 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

Adding to 11142233112 its reverse (21133224111), we get a palindrome (32275457223).

Subtracting 11142233112 from its reverse (21133224111), we obtain a palindrome (9990990999).

The spelling of 11142233112 in words is "eleven billion, one hundred forty-two million, two hundred thirty-three thousand, one hundred twelve".