112550420000 has 120 divisors (see below), whose sum is σ = 278292168000. Its totient is φ = 44792352000.

The previous prime is 112550419987. The next prime is 112550420039. The reversal of 112550420000 is 24055211.

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 19 ways as a sum of consecutive naturals, for example, 3965861 + ... + 3994139.

It is an arithmetic number, because the mean of its divisors is an integer number (2319101400).

Almost surely, 2^112550420000 is an apocalyptic number.

112550420000 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 112550420000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139146084000).

112550420000 is an abundant number, since it is smaller than the sum of its proper divisors (165741748000).

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

112550420000 is an equidigital number, since it uses as much as digits as its factorization.

112550420000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28508 (or 28485 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

Adding to 112550420000 its reverse (24055211), we get a palindrome (112574475211).

The spelling of 112550420000 in words is "one hundred twelve billion, five hundred fifty million, four hundred twenty thousand".