11110200002100 has 216 divisors, whose sum is σ = 36033958080120. Its totient is φ = 2859857280000.

The previous prime is 11110200001987. The next prime is 11110200002147. The reversal of 11110200002100 is 120000201111.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 86976626724 + 11023223375376 = 294918^2 + 3320124^2 .

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 71 ways as a sum of consecutive naturals, for example, 111162150 + ... + 111262050.

Almost surely, 2^{11110200002100} is an apocalyptic number.

11110200002100 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 11110200002100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18016979040060).

11110200002100 is an abundant number, since it is smaller than the sum of its proper divisors (24923758078020).

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

11110200002100 is a wasteful number, since it uses less digits than its factorization.

11110200002100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104211 (or 104201 counting only the distinct ones).

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

Adding to 11110200002100 its reverse (120000201111), we get a palindrome (11230200203211).

The spelling of 11110200002100 in words is "eleven trillion, one hundred ten billion, two hundred million, two thousand, one hundred".