22202027 has 2 divisors, whose sum is σ = 22202028. Its totient is φ = 22202026.

The previous prime is 22202021. The next prime is 22202069. The reversal of 22202027 is 72020222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22202027 - 2²² = 18007723 is a prime.

It is equal to p_1401128 and since 22202027 and 1401128 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 22201996 and 22202014.

It is not a weakly prime, because it can be changed into another prime (22202021) 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 as a sum of consecutive naturals, namely, 11101013 + 11101014.

It is an arithmetic number, because the mean of its divisors is an integer number (11101014).

Almost surely, 2^22202027 is an apocalyptic number.

22202027 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202027 is an equidigital number, since it uses as much as digits as its factorization.

22202027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 22202027 is about 4711.9026942415. The cubic root of 22202027 is about 281.0590294043.

Adding to 22202027 its reverse (72020222), we get a palindrome (94222249).

The spelling of 22202027 in words is "twenty-two million, two hundred two thousand, twenty-seven".