111440042140000 has 240 divisors, whose sum is σ = 313783839629568. Its totient is φ = 38152040256000.

The previous prime is 111440042139989. The next prime is 111440042140003. The reversal of 111440042140000 is 41240044111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111440042140003) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 95037277 + ... + 96202723.

Almost surely, 2^{111440042140000} is an apocalyptic number.

111440042140000 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 111440042140000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156891919814784).

111440042140000 is an abundant number, since it is smaller than the sum of its proper divisors (202343797489568).

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

111440042140000 is an equidigital number, since it uses as much as digits as its factorization.

111440042140000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166167 (or 1166144 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 111440042140000 its reverse (41240044111), we get a palindrome (111481282184111).

The spelling of 111440042140000 in words is "one hundred eleven trillion, four hundred forty billion, forty-two million, one hundred forty thousand".