12042441211 has 2 divisors, whose sum is σ = 12042441212. Its totient is φ = 12042441210.

The previous prime is 12042441161. The next prime is 12042441221. The reversal of 12042441211 is 11214424021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12042441211 - 2¹⁷ = 12042310139 is a prime.

It is a super-2 number, since 2×12042441211² (a number of 21 digits) contains 22 as substring.

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

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6021220605 + 6021220606.

It is an arithmetic number, because the mean of its divisors is an integer number (6021220606).

Almost surely, 2^12042441211 is an apocalyptic number.

12042441211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12042441211 is an equidigital number, since it uses as much as digits as its factorization.

12042441211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 12042441211 its reverse (11214424021), we get a palindrome (23256865232).

The spelling of 12042441211 in words is "twelve billion, forty-two million, four hundred forty-one thousand, two hundred eleven".