11200100200120 has 64 divisors (see below), whose sum is σ = 27140934633120. Its totient is φ = 4135081757184.

The previous prime is 11200100200117. The next prime is 11200100200139. The reversal of 11200100200120 is 2100200100211.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 11200100200097 and 11200100200106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5492647 + ... + 7250473.

Almost surely, 2^{11200100200120} is an apocalyptic number.

11200100200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11200100200120 is an abundant number, since it is smaller than the sum of its proper divisors (15940834433000).

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

11200100200120 is a wasteful number, since it uses less digits than its factorization.

11200100200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1770104 (or 1770100 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 11200100200120 its reverse (2100200100211), we get a palindrome (13300300300331).

Subtracting from 11200100200120 its reverse (2100200100211), we obtain a palindrome (9099900099909).

The spelling of 11200100200120 in words is "eleven trillion, two hundred billion, one hundred million, two hundred thousand, one hundred twenty".