16222127 has 2 divisors, whose sum is σ = 16222128. Its totient is φ = 16222126.

The previous prime is 16222121. The next prime is 16222211. The reversal of 16222127 is 72122261.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16222127 - 2⁸ = 16221871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16222121) 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 as a sum of consecutive naturals, namely, 8111063 + 8111064.

It is an arithmetic number, because the mean of its divisors is an integer number (8111064).

Almost surely, 2^16222127 is an apocalyptic number.

16222127 is a deficient number, since it is larger than the sum of its proper divisors (1).

16222127 is an equidigital number, since it uses as much as digits as its factorization.

16222127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 672, while the sum is 23.

The square root of 16222127 is about 4027.6701702101. The cubic root of 16222127 is about 253.1449486285.

Adding to 16222127 its reverse (72122261), we get a palindrome (88344388).

The spelling of 16222127 in words is "sixteen million, two hundred twenty-two thousand, one hundred twenty-seven".