111001320140 has 24 divisors (see below), whose sum is σ = 246814700832. Its totient is φ = 41788732160.

The previous prime is 111001320139. The next prime is 111001320151. The reversal of 111001320140 is 41023100111.

It is an unprimeable number.

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, 163236896 + ... + 163237575.

It is an arithmetic number, because the mean of its divisors is an integer number (10283945868).

Almost surely, 2^111001320140 is an apocalyptic number.

111001320140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111001320140 is an abundant number, since it is smaller than the sum of its proper divisors (135813380692).

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

111001320140 is a wasteful number, since it uses less digits than its factorization.

111001320140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326474497 (or 326474495 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 111001320140 its reverse (41023100111), we get a palindrome (152024420251).

The spelling of 111001320140 in words is "one hundred eleven billion, one million, three hundred twenty thousand, one hundred forty".