11121000200120 has 128 divisors (see below), whose sum is σ = 27143902094400. Its totient is φ = 4084079001600.

The previous prime is 11121000200119. The next prime is 11121000200179. The reversal of 11121000200120 is 2100200012111.

11121000200120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 258732791 + ... + 258775769.

Almost surely, 2^{11121000200120} is an apocalyptic number.

11121000200120 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 11121000200120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13571951047200).

11121000200120 is an abundant number, since it is smaller than the sum of its proper divisors (16022901894280).

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

11121000200120 is a wasteful number, since it uses less digits than its factorization.

11121000200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52329 (or 52325 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11121000200120 its reverse (2100200012111), we get a palindrome (13221200212231).

The spelling of 11121000200120 in words is "eleven trillion, one hundred twenty-one billion, two hundred thousand, one hundred twenty".