22242245227 has 2 divisors, whose sum is σ = 22242245228. Its totient is φ = 22242245226.

The previous prime is 22242245147. The next prime is 22242245251. The reversal of 22242245227 is 72254224222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22242245227 - 2⁷ = 22242245099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22242245192 and 22242245201.

It is not a weakly prime, because it can be changed into another prime (22242245027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11121122613 + 11121122614.

It is an arithmetic number, because the mean of its divisors is an integer number (11121122614).

Almost surely, 2^22242245227 is an apocalyptic number.

22242245227 is a deficient number, since it is larger than the sum of its proper divisors (1).

22242245227 is an equidigital number, since it uses as much as digits as its factorization.

22242245227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 71680, while the sum is 34.

Adding to 22242245227 its reverse (72254224222), we get a palindrome (94496469449).

The spelling of 22242245227 in words is "twenty-two billion, two hundred forty-two million, two hundred forty-five thousand, two hundred twenty-seven".