12104102043 has 24 divisors (see below), whose sum is σ = 19251400896. Its totient is φ = 7267254000.

The previous prime is 12104102033. The next prime is 12104102071. The reversal of 12104102043 is 34020140121.

12104102043 is a `hidden beast` number, since 1 + 210 + 410 + 2 + 0 + 43 = 666.

It is not a de Polignac number, because 12104102043 - 2⁴ = 12104102027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12104102033) 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 23 ways as a sum of consecutive naturals, for example, 560733 + ... + 581918.

It is an arithmetic number, because the mean of its divisors is an integer number (802141704).

Almost surely, 2^12104102043 is an apocalyptic number.

12104102043 is a deficient number, since it is larger than the sum of its proper divisors (7147298853).

12104102043 is a wasteful number, since it uses less digits than its factorization.

12104102043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142775 (or 1142772 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12104102043 its reverse (34020140121), we get a palindrome (46124242164).

The spelling of 12104102043 in words is "twelve billion, one hundred four million, one hundred two thousand, forty-three".