111124300000 has 144 divisors (see below), whose sum is σ = 312519060000. Its totient is φ = 38099520000.

The previous prime is 111124299991. The next prime is 111124300013. The reversal of 111124300000 is 3421111.

It is a super-2 number, since 2×111124300000² (a number of 23 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 620626 + ... + 779374.

It is an arithmetic number, because the mean of its divisors is an integer number (2170271250).

Almost surely, 2^111124300000 is an apocalyptic number.

111124300000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111124300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156259530000).

111124300000 is an abundant number, since it is smaller than the sum of its proper divisors (201394760000).

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

111124300000 is an frugal number, since it uses more digits than its factorization.

111124300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158791 (or 158763 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 111124300000 its reverse (3421111), we get a palindrome (111127721111).

The spelling of 111124300000 in words is "one hundred eleven billion, one hundred twenty-four million, three hundred thousand".