11200120111 has 8 divisors (see below), whose sum is σ = 11222451504. Its totient is φ = 11177812800.

The previous prime is 11200120103. The next prime is 11200120121. The reversal of 11200120111 is 11102100211.

11200120111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11200120111 - 2³ = 11200120103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200120121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1126261 + ... + 1136161.

It is an arithmetic number, because the mean of its divisors is an integer number (1402806438).

Almost surely, 2^11200120111 is an apocalyptic number.

11200120111 is a deficient number, since it is larger than the sum of its proper divisors (22331393).

11200120111 is an equidigital number, since it uses as much as digits as its factorization.

11200120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12041.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11200120111 its reverse (11102100211), we get a palindrome (22302220322).

The spelling of 11200120111 in words is "eleven billion, two hundred million, one hundred twenty thousand, one hundred eleven".