111243244200 has 192 divisors, whose sum is σ = 376467333120. Its totient is φ = 26949216000.

The previous prime is 111243244183. The next prime is 111243244207. The reversal of 111243244200 is 2442342111.

111243244200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (111243244207) 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 47 ways as a sum of consecutive naturals, for example, 10997145 + ... + 11007255.

It is an arithmetic number, because the mean of its divisors is an integer number (1960767360).

Almost surely, 2^111243244200 is an apocalyptic number.

111243244200 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 111243244200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188233666560).

111243244200 is an abundant number, since it is smaller than the sum of its proper divisors (265224088920).

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

111243244200 is a wasteful number, since it uses less digits than its factorization.

111243244200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11808 (or 11799 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 111243244200 its reverse (2442342111), we get a palindrome (113685586311).

The spelling of 111243244200 in words is "one hundred eleven billion, two hundred forty-three million, two hundred forty-four thousand, two hundred".