12142111124122 has 32 divisors (see below), whose sum is σ = 21192363163008. Its totient is φ = 5109923054016.

The previous prime is 12142111124119. The next prime is 12142111124141. The reversal of 12142111124122 is 22142111124121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20120133 + ... + 20714824.

It is an arithmetic number, because the mean of its divisors is an integer number (662261348844).

Almost surely, 2^{12142111124122} is an apocalyptic number.

12142111124122 is a deficient number, since it is larger than the sum of its proper divisors (9050252038886).

12142111124122 is a wasteful number, since it uses less digits than its factorization.

12142111124122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40835350.

The product of its digits is 512, while the sum is 25.

Adding to 12142111124122 its reverse (22142111124121), we get a palindrome (34284222248243).

Subtracting 12142111124122 from its reverse (22142111124121), we obtain a palindrome (9999999999999).

The spelling of 12142111124122 in words is "twelve trillion, one hundred forty-two billion, one hundred eleven million, one hundred twenty-four thousand, one hundred twenty-two".