11100100201200 has 180 divisors, whose sum is σ = 38522218670208. Its totient is φ = 2959889356800.

The previous prime is 11100100201193. The next prime is 11100100201231. The reversal of 11100100201200 is 210200100111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (180).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 95093272 + ... + 95209928.

Almost surely, 2^{11100100201200} is an apocalyptic number.

11100100201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11100100201200 is an abundant number, since it is smaller than the sum of its proper divisors (27422118469008).

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

11100100201200 is a wasteful number, since it uses less digits than its factorization.

11100100201200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143112 (or 143098 counting only the distinct ones).

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

Adding to 11100100201200 its reverse (210200100111), we get a palindrome (11310300301311).

The spelling of 11100100201200 in words is "eleven trillion, one hundred billion, one hundred million, two hundred one thousand, two hundred".