12102127 has 2 divisors, whose sum is σ = 12102128. Its totient is φ = 12102126.

The previous prime is 12102091. The next prime is 12102133. The reversal of 12102127 is 72120121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12102127 - 2¹¹ = 12100079 is a prime.

It is a super-2 number, since 2×12102127² = 292922955848258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12102127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12102157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051063 + 6051064.

It is an arithmetic number, because the mean of its divisors is an integer number (6051064).

Almost surely, 2^12102127 is an apocalyptic number.

12102127 is a deficient number, since it is larger than the sum of its proper divisors (1).

12102127 is an equidigital number, since it uses as much as digits as its factorization.

12102127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 12102127 is about 3478.8111475043. The cubic root of 12102127 is about 229.5904937547.

Adding to 12102127 its reverse (72120121), we get a palindrome (84222248).

The spelling of 12102127 in words is "twelve million, one hundred two thousand, one hundred twenty-seven".