12043112234 has 4 divisors (see below), whose sum is σ = 18064668354. Its totient is φ = 6021556116.

The previous prime is 12043112231. The next prime is 12043112251. The reversal of 12043112234 is 43221134021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43221134021 = 13 ⋅3324702617.

It can be written as a sum of positive squares in only one way, i.e., 11782451209 + 260661025 = 108547^2 + 16145^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12043112231) 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, 3010778057 + ... + 3010778060.

Almost surely, 2^12043112234 is an apocalyptic number.

12043112234 is a deficient number, since it is larger than the sum of its proper divisors (6021556120).

12043112234 is an equidigital number, since it uses as much as digits as its factorization.

12043112234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6021556119.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12043112234 its reverse (43221134021), we get a palindrome (55264246255).

The spelling of 12043112234 in words is "twelve billion, forty-three million, one hundred twelve thousand, two hundred thirty-four".