11100018 has 16 divisors (see below), whose sum is σ = 22232736. Its totient is φ = 3694560.

The previous prime is 11100017. The next prime is 11100029. The reversal of 11100018 is 81000111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11099976 and 11100012.

It is not an unprimeable number, because it can be changed into a prime (11100013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7030 + ... + 8462.

It is an arithmetic number, because the mean of its divisors is an integer number (1389546).

Almost surely, 2^11100018 is an apocalyptic number.

11100018 is an abundant number, since it is smaller than the sum of its proper divisors (11132718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11100018 is a wasteful number, since it uses less digits than its factorization.

11100018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2729.

The product of its (nonzero) digits is 8, while the sum is 12.

The square root of 11100018 is about 3331.6689511415. The cubic root of 11100018 is about 223.0700310258.

Adding to 11100018 its reverse (81000111), we get a palindrome (92100129).

The spelling of 11100018 in words is "eleven million, one hundred thousand, eighteen".