12043408813121 has 8 divisors (see below), whose sum is σ = 14044791619200. Its totient is φ = 10322921839524.

The previous prime is 12043408813091. The next prime is 12043408813181. The reversal of 12043408813121 is 12131880434021.

It is a happy number.

It is not a de Polignac number, because 12043408813121 - 2¹⁴ = 12043408796737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12043408813181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17555989181 + ... + 17555989866.

It is an arithmetic number, because the mean of its divisors is an integer number (1755598952400).

Almost surely, 2^{12043408813121} is an apocalyptic number.

It is an amenable number.

12043408813121 is a deficient number, since it is larger than the sum of its proper divisors (2001382806079).

12043408813121 is an frugal number, since it uses more digits than its factorization.

12043408813121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35111979068 (or 35111979054 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 38.

The spelling of 12043408813121 in words is "twelve trillion, forty-three billion, four hundred eight million, eight hundred thirteen thousand, one hundred twenty-one".