11122200100111 has 4 divisors (see below), whose sum is σ = 11123276487112. Its totient is φ = 11121123713112.

The previous prime is 11122200100091. The next prime is 11122200100129. The reversal of 11122200100111 is 11100100222111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11122200100111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11122200100091 and 11122200100100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122200100211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538178001 + ... + 538198666.

It is an arithmetic number, because the mean of its divisors is an integer number (2780819121778).

Almost surely, 2^{11122200100111} is an apocalyptic number.

11122200100111 is a deficient number, since it is larger than the sum of its proper divisors (1076387001).

11122200100111 is a wasteful number, since it uses less digits than its factorization.

11122200100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076387000.

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

Adding to 11122200100111 its reverse (11100100222111), we get a palindrome (22222300322222).

It can be divided in two parts, 111 and 22200100111, that added together give a palindrome (22200100222).

The spelling of 11122200100111 in words is "eleven trillion, one hundred twenty-two billion, two hundred million, one hundred thousand, one hundred eleven".