12111334140142 has 8 divisors (see below), whose sum is σ = 18610098800832. Its totient is φ = 5907967873200.

The previous prime is 12111334140133. The next prime is 12111334140161. The reversal of 12111334140142 is 24104143311121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12111334140142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73849598334 + ... + 73849598497.

It is an arithmetic number, because the mean of its divisors is an integer number (2326262350104).

Almost surely, 2^{12111334140142} is an apocalyptic number.

12111334140142 is a deficient number, since it is larger than the sum of its proper divisors (6498764660690).

12111334140142 is a wasteful number, since it uses less digits than its factorization.

12111334140142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147699196874.

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 12111334140142 its reverse (24104143311121), we get a palindrome (36215477451263).

The spelling of 12111334140142 in words is "twelve trillion, one hundred eleven billion, three hundred thirty-four million, one hundred forty thousand, one hundred forty-two".