111101111110140 has 96 divisors (see below), whose sum is σ = 312187586914560. Its totient is φ = 29521934562816.

The previous prime is 111101111110097. The next prime is 111101111110141. The reversal of 111101111110140 is 41011111101111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101111110141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19761999 + ... + 24753561.

It is an arithmetic number, because the mean of its divisors is an integer number (3251954030360).

Almost surely, 2^{111101111110140} is an apocalyptic number.

111101111110140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111101111110140 is an abundant number, since it is smaller than the sum of its proper divisors (201086475804420).

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

111101111110140 is a wasteful number, since it uses less digits than its factorization.

111101111110140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4992891 (or 4992889 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 15.

Adding to 111101111110140 its reverse (41011111101111), we get a palindrome (152112222211251).

The spelling of 111101111110140 in words is "one hundred eleven trillion, one hundred one billion, one hundred eleven million, one hundred ten thousand, one hundred forty".