12220022220127 has 2 divisors, whose sum is σ = 12220022220128. Its totient is φ = 12220022220126.

The previous prime is 12220022220071. The next prime is 12220022220157. The reversal of 12220022220127 is 72102222002221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12220022220127 - 2⁴³ = 3423929197919 is a prime.

It is a super-2 number, since 2×12220022220127² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12220022220157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110011110063 + 6110011110064.

It is an arithmetic number, because the mean of its divisors is an integer number (6110011110064).

Almost surely, 2^{12220022220127} is an apocalyptic number.

12220022220127 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220022220127 is an equidigital number, since it uses as much as digits as its factorization.

12220022220127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 25.

Adding to 12220022220127 its reverse (72102222002221), we get a palindrome (84322244222348).

The spelling of 12220022220127 in words is "twelve trillion, two hundred twenty billion, twenty-two million, two hundred twenty thousand, one hundred twenty-seven".