11201111101200 has 60 divisors (see below), whose sum is σ = 35880892564688. Its totient is φ = 2986962960000.

The previous prime is 11201111101183. The next prime is 11201111101259. The reversal of 11201111101200 is 210111110211.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4667128426 + ... + 4667130825.

Almost surely, 2^{11201111101200} is an apocalyptic number.

11201111101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201111101200 is an abundant number, since it is smaller than the sum of its proper divisors (24679781463488).

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

11201111101200 is a wasteful number, since it uses less digits than its factorization.

11201111101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9334259272 (or 9334259261 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11201111101200 its reverse (210111110211), we get a palindrome (11411222211411).

The spelling of 11201111101200 in words is "eleven trillion, two hundred one billion, one hundred eleven million, one hundred one thousand, two hundred".