112211200001200 has 120 divisors (see below), whose sum is σ = 285714543589920. Its totient is φ = 42204398284800.

The previous prime is 112211200001189. The next prime is 112211200001203. The reversal of 112211200001200 is 2100002112211.

It is not an unprimeable number, because it can be changed into a prime (112211200001203) 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, 561660 + ... + 14991259.

It is an arithmetic number, because the mean of its divisors is an integer number (2380954529916).

Almost surely, 2^{112211200001200} is an apocalyptic number.

112211200001200 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 112211200001200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142857271794960).

112211200001200 is an abundant number, since it is smaller than the sum of its proper divisors (173503343588720).

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

112211200001200 is a wasteful number, since it uses less digits than its factorization.

112211200001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15554015 (or 15554004 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 112211200001200 its reverse (2100002112211), we get a palindrome (114311202113411).

The spelling of 112211200001200 in words is "one hundred twelve trillion, two hundred eleven billion, two hundred million, one thousand, two hundred".