111400142322440 has 32 divisors (see below), whose sum is σ = 250651920372480. Its totient is φ = 44559772458432.

The previous prime is 111400142322439. The next prime is 111400142322461. The reversal of 111400142322440 is 44223241004111.

111400142322440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2488802 + ... + 15132561.

It is an arithmetic number, because the mean of its divisors is an integer number (7832872511640).

Almost surely, 2^{111400142322440} is an apocalyptic number.

111400142322440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111400142322440 is an abundant number, since it is smaller than the sum of its proper divisors (139251778050040).

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

111400142322440 is a wasteful number, since it uses less digits than its factorization.

111400142322440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17779421 (or 17779417 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 111400142322440 its reverse (44223241004111), we get a palindrome (155623383326551).

The spelling of 111400142322440 in words is "one hundred eleven trillion, four hundred billion, one hundred forty-two million, three hundred twenty-two thousand, four hundred forty".