12042301111 has 4 divisors (see below), whose sum is σ = 12071744800. Its totient is φ = 12012857424.

The previous prime is 12042301109. The next prime is 12042301123. The reversal of 12042301111 is 11110324021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11110324021 = 277 ⋅40109473.

It is a cyclic number.

It is not a de Polignac number, because 12042301111 - 2¹ = 12042301109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042341111) 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, 14721231 + ... + 14722048.

It is an arithmetic number, because the mean of its divisors is an integer number (3017936200).

Almost surely, 2^12042301111 is an apocalyptic number.

12042301111 is a deficient number, since it is larger than the sum of its proper divisors (29443689).

12042301111 is an equidigital number, since it uses as much as digits as its factorization.

12042301111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29443688.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12042301111 its reverse (11110324021), we get a palindrome (23152625132).

The spelling of 12042301111 in words is "twelve billion, forty-two million, three hundred one thousand, one hundred eleven".