112012143140 has 96 divisors (see below), whose sum is σ = 260219602944. Its totient is φ = 40353223680.

The previous prime is 112012143127. The next prime is 112012143161. The reversal of 112012143140 is 41341210211.

112012143140 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 421472 + ... + 633768.

It is an arithmetic number, because the mean of its divisors is an integer number (2710620864).

Almost surely, 2^112012143140 is an apocalyptic number.

112012143140 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 112012143140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130109801472).

112012143140 is an abundant number, since it is smaller than the sum of its proper divisors (148207459804).

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

112012143140 is a wasteful number, since it uses less digits than its factorization.

112012143140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212397 (or 212395 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 112012143140 its reverse (41341210211), we get a palindrome (153353353351).

The spelling of 112012143140 in words is "one hundred twelve billion, twelve million, one hundred forty-three thousand, one hundred forty".