11113122120011 has 32 divisors (see below), whose sum is σ = 11917957705920. Its totient is φ = 10325968551936.

The previous prime is 11113122119969. The next prime is 11113122120017. The reversal of 11113122120011 is 11002122131111.

It is a cyclic number.

It is not a de Polignac number, because 11113122120011 - 2¹⁴ = 11113122103627 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11113122120017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1649562035 + ... + 1649568771.

It is an arithmetic number, because the mean of its divisors is an integer number (372436178310).

Almost surely, 2^{11113122120011} is an apocalyptic number.

11113122120011 is a deficient number, since it is larger than the sum of its proper divisors (804835585909).

11113122120011 is a wasteful number, since it uses less digits than its factorization.

11113122120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10703.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 11113122120011 its reverse (11002122131111), we get a palindrome (22115244251122).

It can be divided in two parts, 1111312 and 2120011, that added together give a palindrome (3231323).

The spelling of 11113122120011 in words is "eleven trillion, one hundred thirteen billion, one hundred twenty-two million, one hundred twenty thousand, eleven".