11223122205 has 32 divisors (see below), whose sum is σ = 18760815360. Its totient is φ = 5718366720.

The previous prime is 11223122191. The next prime is 11223122213. The reversal of 11223122205 is 50222132211.

11223122205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11223122205 - 2⁵ = 11223122173 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 266385 + ... + 305625.

It is an arithmetic number, because the mean of its divisors is an integer number (586275480).

Almost surely, 2^11223122205 is an apocalyptic number.

11223122205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11223122205 is a deficient number, since it is larger than the sum of its proper divisors (7537693155).

11223122205 is a wasteful number, since it uses less digits than its factorization.

11223122205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40101.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 11223122205 its reverse (50222132211), we get a palindrome (61445254416).

The spelling of 11223122205 in words is "eleven billion, two hundred twenty-three million, one hundred twenty-two thousand, two hundred five".