12124242127 has 2 divisors, whose sum is σ = 12124242128. Its totient is φ = 12124242126.

The previous prime is 12124241971. The next prime is 12124242131. The reversal of 12124242127 is 72124242121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12124242127 - 2¹⁹ = 12123717839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12124242095 and 12124242104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12124248127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6062121063 + 6062121064.

It is an arithmetic number, because the mean of its divisors is an integer number (6062121064).

Almost surely, 2^12124242127 is an apocalyptic number.

12124242127 is a deficient number, since it is larger than the sum of its proper divisors (1).

12124242127 is an equidigital number, since it uses as much as digits as its factorization.

12124242127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3584, while the sum is 28.

Adding to 12124242127 its reverse (72124242121), we get a palindrome (84248484248).

The spelling of 12124242127 in words is "twelve billion, one hundred twenty-four million, two hundred forty-two thousand, one hundred twenty-seven".