2199117227 has 4 divisors (see below), whose sum is σ = 2202537960. Its totient is φ = 2195696496.

The previous prime is 2199117203. The next prime is 2199117301. The reversal of 2199117227 is 7227119912.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2199117227 - 2¹⁸ = 2198855083 is a prime.

It is a super-2 number, since 2×2199117227² = 9672233156176339058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2199117727) 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 3 ways as a sum of consecutive naturals, for example, 1709402 + ... + 1710687.

It is an arithmetic number, because the mean of its divisors is an integer number (550634490).

Almost surely, 2^2199117227 is an apocalyptic number.

2199117227 is a deficient number, since it is larger than the sum of its proper divisors (3420733).

2199117227 is an equidigital number, since it uses as much as digits as its factorization.

2199117227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3420732.

The product of its digits is 31752, while the sum is 41.

The square root of 2199117227 is about 46894.7462622414. The cubic root of 2199117227 is about 1300.4174649402.

The spelling of 2199117227 in words is "two billion, one hundred ninety-nine million, one hundred seventeen thousand, two hundred twenty-seven".