12016123042111 has 4 divisors (see below), whose sum is σ = 12722953809312. Its totient is φ = 11309292274912.

The previous prime is 12016123042019. The next prime is 12016123042117. The reversal of 12016123042111 is 11124032161021.

It is a happy number.

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 12016123042111 - 2²⁵ = 12016089487679 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 (12016123042117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353415383575 + ... + 353415383608.

It is an arithmetic number, because the mean of its divisors is an integer number (3180738452328).

Almost surely, 2^{12016123042111} is an apocalyptic number.

12016123042111 is a deficient number, since it is larger than the sum of its proper divisors (706830767201).

12016123042111 is an equidigital number, since it uses as much as digits as its factorization.

12016123042111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706830767200.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 12016123042111 in words is "twelve trillion, sixteen billion, one hundred twenty-three million, forty-two thousand, one hundred eleven".