11101200120011 has 4 divisors (see below), whose sum is σ = 11101219234224. Its totient is φ = 11101181005800.

The previous prime is 11101200120007. The next prime is 11101200120037. The reversal of 11101200120011 is 11002100210111.

11101200120011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11101200120011 - 2² = 11101200120007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11101200119974 and 11101200120001.

It is not an unprimeable number, because it can be changed into a prime (11101200120001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8657720 + ... + 9856901.

It is an arithmetic number, because the mean of its divisors is an integer number (2775304808556).

Almost surely, 2^{11101200120011} is an apocalyptic number.

11101200120011 is a deficient number, since it is larger than the sum of its proper divisors (19114213).

11101200120011 is an equidigital number, since it uses as much as digits as its factorization.

11101200120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19114212.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11101200120011 its reverse (11002100210111), we get a palindrome (22103300330122).

The spelling of 11101200120011 in words is "eleven trillion, one hundred one billion, two hundred million, one hundred twenty thousand, eleven".