111110140422 has 64 divisors (see below), whose sum is σ = 253332879360. Its totient is φ = 36078128352.

The previous prime is 111110140417. The next prime is 111110140429. The reversal of 111110140422 is 224041011111.

111110140422 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 (18).

It is a junction number, because it is equal to n+sod(n) for n = 111110140395 and 111110140404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111110140429) 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 31 ways as a sum of consecutive naturals, for example, 801963 + ... + 930249.

It is an arithmetic number, because the mean of its divisors is an integer number (3958326240).

Almost surely, 2^111110140422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111110140422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126666439680).

111110140422 is an abundant number, since it is smaller than the sum of its proper divisors (142222738938).

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

111110140422 is a wasteful number, since it uses less digits than its factorization.

111110140422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128714 (or 128708 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 111110140422 its reverse (224041011111), we get a palindrome (335151151533).

The spelling of 111110140422 in words is "one hundred eleven billion, one hundred ten million, one hundred forty thousand, four hundred twenty-two".