11201113200000 has 384 divisors, whose sum is σ = 37273434660000. Its totient is φ = 2980167680000.

The previous prime is 11201113199999. The next prime is 11201113200019. The reversal of 11201113200000 is 231110211.

It is a tau number, because it is divible by the number of its divisors (384).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 538789606 + ... + 538810394.

Almost surely, 2^{11201113200000} is an apocalyptic number.

11201113200000 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 11201113200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18636717330000).

11201113200000 is an abundant number, since it is smaller than the sum of its proper divisors (26072321460000).

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

11201113200000 is an frugal number, since it uses more digits than its factorization.

11201113200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21280 (or 21248 counting only the distinct ones).

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

Adding to 11201113200000 its reverse (231110211), we get a palindrome (11201344310211).

The spelling of 11201113200000 in words is "eleven trillion, two hundred one billion, one hundred thirteen million, two hundred thousand".