111401204140 has 24 divisors (see below), whose sum is σ = 239648445792. Its totient is φ = 43473640320.

The previous prime is 111401204137. The next prime is 111401204141. The reversal of 111401204140 is 41402104111.

111401204140 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (111401204141) 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 7 ways as a sum of consecutive naturals, for example, 67926744 + ... + 67928383.

It is an arithmetic number, because the mean of its divisors is an integer number (9985351908).

Almost surely, 2^111401204140 is an apocalyptic number.

111401204140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111401204140 is an abundant number, since it is smaller than the sum of its proper divisors (128247241652).

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

111401204140 is a wasteful number, since it uses less digits than its factorization.

111401204140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135855177 (or 135855175 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111401204140 its reverse (41402104111), we get a palindrome (152803308251).

The spelling of 111401204140 in words is "one hundred eleven billion, four hundred one million, two hundred four thousand, one hundred forty".