11100312130200 has 192 divisors, whose sum is σ = 35610077952000. Its totient is φ = 2857005795840.

The previous prime is 11100312130163. The next prime is 11100312130249. The reversal of 11100312130200 is 203121300111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11100312130200.

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 47 ways as a sum of consecutive naturals, for example, 49983807 + ... + 50205393.

It is an arithmetic number, because the mean of its divisors is an integer number (185469156000).

Almost surely, 2^{11100312130200} is an apocalyptic number.

11100312130200 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 11100312130200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17805038976000).

11100312130200 is an abundant number, since it is smaller than the sum of its proper divisors (24509765821800).

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

11100312130200 is a wasteful number, since it uses less digits than its factorization.

11100312130200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224514 (or 224505 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11100312130200 its reverse (203121300111), we get a palindrome (11303433430311).

The spelling of 11100312130200 in words is "eleven trillion, one hundred billion, three hundred twelve million, one hundred thirty thousand, two hundred".