11120211103 has 8 divisors (see below), whose sum is σ = 11181288800. Its totient is φ = 11059296768.

The previous prime is 11120211079. The next prime is 11120211119. The reversal of 11120211103 is 30111202111.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11120211103 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 (11120211163) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 96943 + ... + 177871.

It is an arithmetic number, because the mean of its divisors is an integer number (1397661100).

Almost surely, 2^11120211103 is an apocalyptic number.

11120211103 is a deficient number, since it is larger than the sum of its proper divisors (61077697).

11120211103 is an equidigital number, since it uses as much as digits as its factorization.

11120211103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81681.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11120211103 its reverse (30111202111), we get a palindrome (41231413214).

The spelling of 11120211103 in words is "eleven billion, one hundred twenty million, two hundred eleven thousand, one hundred three".