11100120218 has 16 divisors (see below), whose sum is σ = 18194077440. Its totient is φ = 5037108000.

The previous prime is 11100120217. The next prime is 11100120221. The reversal of 11100120218 is 81202100111.

11100120218 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11100120196 and 11100120205.

It is not an unprimeable number, because it can be changed into a prime (11100120217) 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 7 ways as a sum of consecutive naturals, for example, 406538 + ... + 432981.

It is an arithmetic number, because the mean of its divisors is an integer number (1137129840).

Almost surely, 2^11100120218 is an apocalyptic number.

11100120218 is a deficient number, since it is larger than the sum of its proper divisors (7093957222).

11100120218 is a wasteful number, since it uses less digits than its factorization.

11100120218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840133.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11100120218 its reverse (81202100111), we get a palindrome (92302220329).

The spelling of 11100120218 in words is "eleven billion, one hundred million, one hundred twenty thousand, two hundred eighteen".