12042431411 has 4 divisors (see below), whose sum is σ = 12269647152. Its totient is φ = 11815215672.

The previous prime is 12042431393. The next prime is 12042431417. The reversal of 12042431411 is 11413424021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12042431411 - 2⁶ = 12042431347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12042431417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113607791 + ... + 113607896.

It is an arithmetic number, because the mean of its divisors is an integer number (3067411788).

Almost surely, 2^12042431411 is an apocalyptic number.

12042431411 is a deficient number, since it is larger than the sum of its proper divisors (227215741).

12042431411 is an equidigital number, since it uses as much as digits as its factorization.

12042431411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227215740.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 12042431411 its reverse (11413424021), we get a palindrome (23455855432).

The spelling of 12042431411 in words is "twelve billion, forty-two million, four hundred thirty-one thousand, four hundred eleven".