12210120310127 has 2 divisors, whose sum is σ = 12210120310128. Its totient is φ = 12210120310126.

The previous prime is 12210120310019. The next prime is 12210120310217. The reversal of 12210120310127 is 72101302101221.

It is a happy number.

Together with next prime (12210120310217) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12210120310127 - 2²⁶ = 12210053201263 is a prime.

It is a super-2 number, since 2×12210120310127² (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 (12210120330127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105060155063 + 6105060155064.

It is an arithmetic number, because the mean of its divisors is an integer number (6105060155064).

Almost surely, 2^{12210120310127} is an apocalyptic number.

12210120310127 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210120310127 is an equidigital number, since it uses as much as digits as its factorization.

12210120310127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 12210120310127 its reverse (72101302101221), we get a palindrome (84311422411348).

The spelling of 12210120310127 in words is "twelve trillion, two hundred ten billion, one hundred twenty million, three hundred ten thousand, one hundred twenty-seven".