12210212110127 has 2 divisors, whose sum is σ = 12210212110128. Its totient is φ = 12210212110126.

The previous prime is 12210212110097. The next prime is 12210212110139. The reversal of 12210212110127 is 72101121201221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12210212110127 - 2¹⁰ = 12210212109103 is a prime.

It is a super-2 number, since 2×12210212110127² (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 (12210212112127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105106055063 + 6105106055064.

It is an arithmetic number, because the mean of its divisors is an integer number (6105106055064).

Almost surely, 2^{12210212110127} is an apocalyptic number.

12210212110127 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210212110127 is an equidigital number, since it uses as much as digits as its factorization.

12210212110127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 12210212110127 its reverse (72101121201221), we get a palindrome (84311333311348).

The spelling of 12210212110127 in words is "twelve trillion, two hundred ten billion, two hundred twelve million, one hundred ten thousand, one hundred twenty-seven".