11022112111 has 4 divisors (see below), whose sum is σ = 11022864472. Its totient is φ = 11021359752.

The previous prime is 11022112069. The next prime is 11022112117. The reversal of 11022112111 is 11121122011.

It is a happy number.

11022112111 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 11022112111 - 2⁹ = 11022111599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11022112091 and 11022112100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022112117) 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 3 ways as a sum of consecutive naturals, for example, 353760 + ... + 383653.

It is an arithmetic number, because the mean of its divisors is an integer number (2755716118).

Almost surely, 2^11022112111 is an apocalyptic number.

11022112111 is a deficient number, since it is larger than the sum of its proper divisors (752361).

11022112111 is an equidigital number, since it uses as much as digits as its factorization.

11022112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752360.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11022112111 its reverse (11121122011), we get a palindrome (22143234122).

The spelling of 11022112111 in words is "eleven billion, twenty-two million, one hundred twelve thousand, one hundred eleven".