12001234127 has 2 divisors, whose sum is σ = 12001234128. Its totient is φ = 12001234126.

The previous prime is 12001234121. The next prime is 12001234151. The reversal of 12001234127 is 72143210021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12001234127 - 2¹⁶ = 12001168591 is a prime.

It is a super-3 number, since 3×12001234127³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12001234121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000617063 + 6000617064.

It is an arithmetic number, because the mean of its divisors is an integer number (6000617064).

Almost surely, 2^12001234127 is an apocalyptic number.

12001234127 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001234127 is an equidigital number, since it uses as much as digits as its factorization.

12001234127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 12001234127 its reverse (72143210021), we get a palindrome (84144444148).

The spelling of 12001234127 in words is "twelve billion, one million, two hundred thirty-four thousand, one hundred twenty-seven".