1100227 has 4 divisors (see below), whose sum is σ = 1121040. Its totient is φ = 1079416.

The previous prime is 1100219. The next prime is 1100243. The reversal of 1100227 is 7220011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7220011 = 1039 ⋅6949.

It is a cyclic number.

It is not a de Polignac number, because 1100227 - 2³ = 1100219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10327 + ... + 10432.

It is an arithmetic number, because the mean of its divisors is an integer number (280260).

2^1100227 is an apocalyptic number.

1100227 is a deficient number, since it is larger than the sum of its proper divisors (20813).

1100227 is an equidigital number, since it uses as much as digits as its factorization.

1100227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20812.

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 1100227 is about 1048.9170605915. The cubic root of 1100227 is about 103.2351118932.

Adding to 1100227 its reverse (7220011), we get a palindrome (8320238).

The spelling of 1100227 in words is "one million, one hundred thousand, two hundred twenty-seven".