20220127 has 2 divisors, whose sum is σ = 20220128. Its totient is φ = 20220126.

The previous prime is 20220121. The next prime is 20220133. The reversal of 20220127 is 72102202.

It is a balanced prime because it is at equal distance from previous prime (20220121) and next prime (20220133).

It is a cyclic number.

It is not a de Polignac number, because 20220127 - 2³ = 20220119 is a prime.

It is a super-2 number, since 2×20220127² = 817707071792258, which contains 22 as substring.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 20220127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20220121) 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, 10110063 + 10110064.

It is an arithmetic number, because the mean of its divisors is an integer number (10110064).

Almost surely, 2^20220127 is an apocalyptic number.

20220127 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220127 is an equidigital number, since it uses as much as digits as its factorization.

20220127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 20220127 is about 4496.6795527367. The cubic root of 20220127 is about 272.4339912502.

Adding to 20220127 its reverse (72102202), we get a palindrome (92322329).

The spelling of 20220127 in words is "twenty million, two hundred twenty thousand, one hundred twenty-seven".