1100131227 has 24 divisors (see below), whose sum is σ = 1774702384. Its totient is φ = 677001888.

The previous prime is 1100131189. The next prime is 1100131231. The reversal of 1100131227 is 7221310011.

It is a happy number.

It is not a de Polignac number, because 1100131227 - 2⁷ = 1100131099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100131247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 170968 + ... + 177285.

Almost surely, 2^1100131227 is an apocalyptic number.

1100131227 is a deficient number, since it is larger than the sum of its proper divisors (674571157).

1100131227 is an equidigital number, since it uses as much as digits as its factorization.

1100131227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348281 (or 348269 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 1100131227 is about 33168.2261660162. The cubic root of 1100131227 is about 1032.3211632249.

Adding to 1100131227 its reverse (7221310011), we get a palindrome (8321441238).

The spelling of 1100131227 in words is "one billion, one hundred million, one hundred thirty-one thousand, two hundred twenty-seven".