112003312100 has 72 divisors (see below), whose sum is σ = 249317042688. Its totient is φ = 43648595200.

The previous prime is 112003312081. The next prime is 112003312103. The reversal of 112003312100 is 1213300211.

It is not an unprimeable number, because it can be changed into a prime (112003312103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3027917 + ... + 3064683.

It is an arithmetic number, because the mean of its divisors is an integer number (3462736704).

Almost surely, 2^112003312100 is an apocalyptic number.

112003312100 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 112003312100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124658521344).

112003312100 is an abundant number, since it is smaller than the sum of its proper divisors (137313730588).

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

112003312100 is a wasteful number, since it uses less digits than its factorization.

112003312100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37565 (or 37558 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 112003312100 its reverse (1213300211), we get a palindrome (113216612311).

The spelling of 112003312100 in words is "one hundred twelve billion, three million, three hundred twelve thousand, one hundred".