12142111124121 has 32 divisors (see below), whose sum is σ = 17836890581376. Its totient is φ = 7285679040000.

The previous prime is 12142111124119. The next prime is 12142111124141.

12142111124121 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 12142111124121 - 2¹ = 12142111124119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12142111124091 and 12142111124100.

It is not an unprimeable number, because it can be changed into a prime (12142111124141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93248941 + ... + 93379061.

It is an arithmetic number, because the mean of its divisors is an integer number (557402830668).

Almost surely, 2^{12142111124121} is an apocalyptic number.

12142111124121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12142111124121 is a deficient number, since it is larger than the sum of its proper divisors (5694779457255).

12142111124121 is a wasteful number, since it uses less digits than its factorization.

12142111124121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158233.

The product of its digits is 256, while the sum is 24.

It can be divided in two parts, 1214211 and 1124121, that added together give a palindrome (2338332).

The spelling of 12142111124121 in words is "twelve trillion, one hundred forty-two billion, one hundred eleven million, one hundred twenty-four thousand, one hundred twenty-one".