12042441227 has 2 divisors, whose sum is σ = 12042441228. Its totient is φ = 12042441226.

The previous prime is 12042441221. The next prime is 12042441241. The reversal of 12042441227 is 72214424021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12042441227 - 2⁴ = 12042441211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12042441227.

It is not a weakly prime, because it can be changed into another prime (12042441221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6021220613 + 6021220614.

It is an arithmetic number, because the mean of its divisors is an integer number (6021220614).

Almost surely, 2^12042441227 is an apocalyptic number.

12042441227 is a deficient number, since it is larger than the sum of its proper divisors (1).

12042441227 is an equidigital number, since it uses as much as digits as its factorization.

12042441227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 29.

Adding to 12042441227 its reverse (72214424021), we get a palindrome (84256865248).

The spelling of 12042441227 in words is "twelve billion, forty-two million, four hundred forty-one thousand, two hundred twenty-seven".