11100122205 has 32 divisors (see below), whose sum is σ = 18811367424. Its totient is φ = 5569913856.

The previous prime is 11100122203. The next prime is 11100122233. The reversal of 11100122205 is 50222100111.

It is not a de Polignac number, because 11100122205 - 2¹ = 11100122203 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100122203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1006099 + ... + 1017071.

It is an arithmetic number, because the mean of its divisors is an integer number (587855232).

Almost surely, 2^11100122205 is an apocalyptic number.

11100122205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11100122205 is a deficient number, since it is larger than the sum of its proper divisors (7711245219).

11100122205 is a wasteful number, since it uses less digits than its factorization.

11100122205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14965.

The product of its (nonzero) digits is 40, while the sum is 15.

Adding to 11100122205 its reverse (50222100111), we get a palindrome (61322222316).

The spelling of 11100122205 in words is "eleven billion, one hundred million, one hundred twenty-two thousand, two hundred five".