12142111124091 has 8 divisors (see below), whose sum is σ = 17434826229520. Its totient is φ = 7472068384032.

The previous prime is 12142111124027. The next prime is 12142111124119. The reversal of 12142111124091 is 19042111124121.

12142111124091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12142111124091 - 2⁶ = 12142111124027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12142111124291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155668091296 + ... + 155668091373.

It is an arithmetic number, because the mean of its divisors is an integer number (2179353278690).

Almost surely, 2^{12142111124091} is an apocalyptic number.

12142111124091 is a deficient number, since it is larger than the sum of its proper divisors (5292715105429).

12142111124091 is a wasteful number, since it uses less digits than its factorization.

12142111124091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311336182685.

The product of its (nonzero) digits is 1152, while the sum is 30.

Adding to 12142111124091 its sum of digits (30), we get a palindrome (12142111124121).

The spelling of 12142111124091 in words is "twelve trillion, one hundred forty-two billion, one hundred eleven million, one hundred twenty-four thousand, ninety-one".