112555143140 has 96 divisors (see below), whose sum is σ = 260842982400. Its totient is φ = 40456137600.

The previous prime is 112555143133. The next prime is 112555143143. The reversal of 112555143140 is 41341555211.

It is a junction number, because it is equal to n+sod(n) for n = 112555143097 and 112555143106.

It is not an unprimeable number, because it can be changed into a prime (112555143143) 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, 12934511 + ... + 12943209.

It is an arithmetic number, because the mean of its divisors is an integer number (2717114400).

Almost surely, 2^112555143140 is an apocalyptic number.

112555143140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112555143140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130421491200).

112555143140 is an abundant number, since it is smaller than the sum of its proper divisors (148287839260).

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

112555143140 is a wasteful number, since it uses less digits than its factorization.

112555143140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9393 (or 9391 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

Adding to 112555143140 its reverse (41341555211), we get a palindrome (153896698351).

The spelling of 112555143140 in words is "one hundred twelve billion, five hundred fifty-five million, one hundred forty-three thousand, one hundred forty".