12400121410443 has 12 divisors (see below), whose sum is σ = 19289077749760. Its totient is φ = 7630843944816.

The previous prime is 12400121410421. The next prime is 12400121410493. The reversal of 12400121410443 is 34401412100421.

12400121410443 is a `hidden beast` number, since 1 + 2 + 4 + 0 + 0 + 1 + 214 + 1 + 0 + 443 = 666.

12400121410443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12400121410443 - 2²⁵ = 12400087856011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12400121410493) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52991971723 + ... + 52991971956.

Almost surely, 2^{12400121410443} is an apocalyptic number.

12400121410443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12400121410443 is a deficient number, since it is larger than the sum of its proper divisors (6888956339317).

12400121410443 is a wasteful number, since it uses less digits than its factorization.

12400121410443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105983943698 (or 105983943695 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 12400121410443 its reverse (34401412100421), we get a palindrome (46801533510864).

The spelling of 12400121410443 in words is "twelve trillion, four hundred billion, one hundred twenty-one million, four hundred ten thousand, four hundred forty-three".