11122443311 has 6 divisors (see below), whose sum is σ = 12938352480. Its totient is φ = 9533522796.

The previous prime is 11122443281. The next prime is 11122443373. The reversal of 11122443311 is 11334422111.

11122443311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-11122443311 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122443391) 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 5 ways as a sum of consecutive naturals, for example, 113494271 + ... + 113494368.

It is an arithmetic number, because the mean of its divisors is an integer number (2156392080).

Almost surely, 2^11122443311 is an apocalyptic number.

11122443311 is a deficient number, since it is larger than the sum of its proper divisors (1815909169).

11122443311 is an equidigital number, since it uses as much as digits as its factorization.

11122443311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226988653 (or 226988646 counting only the distinct ones).

The product of its digits is 576, while the sum is 23.

Adding to 11122443311 its reverse (11334422111), we get a palindrome (22456865422).

The spelling of 11122443311 in words is "eleven billion, one hundred twenty-two million, four hundred forty-three thousand, three hundred eleven".