11200001201100 has 72 divisors (see below), whose sum is σ = 36005929795920. Its totient is φ = 2986666986240.

The previous prime is 11200001201093. The next prime is 11200001201111. The reversal of 11200001201100 is 110210000211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2074071597 + ... + 2074076996.

Almost surely, 2^{11200001201100} is an apocalyptic number.

11200001201100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11200001201100 is an abundant number, since it is smaller than the sum of its proper divisors (24805928594820).

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

11200001201100 is a wasteful number, since it uses less digits than its factorization.

11200001201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148148616 (or 4148148603 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11200001201100 its reverse (110210000211), we get a palindrome (11310211201311).

The spelling of 11200001201100 in words is "eleven trillion, two hundred billion, one million, two hundred one thousand, one hundred".