111124132120 has 64 divisors (see below), whose sum is σ = 250792164000. Its totient is φ = 44314242048.

The previous prime is 111124132117. The next prime is 111124132121. The reversal of 111124132120 is 21231421111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111124132121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22360996 + ... + 22365964.

Almost surely, 2^111124132120 is an apocalyptic number.

111124132120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111124132120 is an abundant number, since it is smaller than the sum of its proper divisors (139668031880).

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

111124132120 is a wasteful number, since it uses less digits than its factorization.

111124132120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6572 (or 6568 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 111124132120 its reverse (21231421111), we get a palindrome (132355553231).

The spelling of 111124132120 in words is "one hundred eleven billion, one hundred twenty-four million, one hundred thirty-two thousand, one hundred twenty".