1100218 has 16 divisors (see below), whose sum is σ = 1909440. Its totient is φ = 465696.

The previous prime is 1100213. The next prime is 1100219. The reversal of 1100218 is 8120011.

It is a junction number, because it is equal to n+sod(n) for n = 1100198 and 1100207.

It is not an unprimeable number, because it can be changed into a prime (1100213) 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, 805 + ... + 1687.

It is an arithmetic number, because the mean of its divisors is an integer number (119340).

2^1100218 is an apocalyptic number.

1100218 is a deficient number, since it is larger than the sum of its proper divisors (809222).

1100218 is an equidigital number, since it uses as much as digits as its factorization.

1100218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1100218 is about 1048.9127704438. The cubic root of 1100218 is about 103.2348304002.

Adding to 1100218 its reverse (8120011), we get a palindrome (9220229).

The spelling of 1100218 in words is "one million, one hundred thousand, two hundred eighteen".