12140044342 has 4 divisors (see below), whose sum is σ = 18210066516. Its totient is φ = 6070022170.

The previous prime is 12140044339. The next prime is 12140044349. The reversal of 12140044342 is 24344004121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12140044349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3035011084 + ... + 3035011087.

It is an arithmetic number, because the mean of its divisors is an integer number (4552516629).

Almost surely, 2^12140044342 is an apocalyptic number.

12140044342 is a deficient number, since it is larger than the sum of its proper divisors (6070022174).

12140044342 is an equidigital number, since it uses as much as digits as its factorization.

12140044342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6070022173.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 12140044342 its reverse (24344004121), we get a palindrome (36484048463).

The spelling of 12140044342 in words is "twelve billion, one hundred forty million, forty-four thousand, three hundred forty-two".