12143122134121 has 16 divisors (see below), whose sum is σ = 13410911203200. Its totient is φ = 10903179024000.

The previous prime is 12143122134083. The next prime is 12143122134151.

12143122134121 is nontrivially palindromic in base 10.

12143122134121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12143122134121 - 2¹⁵ = 12143122101353 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12143122134121.

It is not an unprimeable number, because it can be changed into a prime (12143122134151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12907341 + ... + 13816138.

It is an arithmetic number, because the mean of its divisors is an integer number (838181950200).

Almost surely, 2^{12143122134121} is an apocalyptic number.

12143122134121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12143122134121 is a deficient number, since it is larger than the sum of its proper divisors (1267789069079).

12143122134121 is a wasteful number, since it uses less digits than its factorization.

12143122134121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26724000.

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

It can be divided in two parts, 1214312 and 2134121, that added together give a palindrome (3348433).

The spelling of 12143122134121 in words is "twelve trillion, one hundred forty-three billion, one hundred twenty-two million, one hundred thirty-four thousand, one hundred twenty-one".