22022200227 has 4 divisors (see below), whose sum is σ = 29362933640. Its totient is φ = 14681466816.

The previous prime is 22022200223. The next prime is 22022200261. The reversal of 22022200227 is 72200222022.

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

It is not a de Polignac number, because 22022200227 - 2² = 22022200223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22022200223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3670366702 + ... + 3670366707.

It is an arithmetic number, because the mean of its divisors is an integer number (7340733410).

Almost surely, 2^22022200227 is an apocalyptic number.

22022200227 is a deficient number, since it is larger than the sum of its proper divisors (7340733413).

22022200227 is an equidigital number, since it uses as much as digits as its factorization.

22022200227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7340733412.

The product of its (nonzero) digits is 896, while the sum is 21.

Adding to 22022200227 its reverse (72200222022), we get a palindrome (94222422249).

The spelling of 22022200227 in words is "twenty-two billion, twenty-two million, two hundred thousand, two hundred twenty-seven".