12104432043 has 16 divisors (see below), whose sum is σ = 17711882496. Its totient is φ = 7292087840.

The previous prime is 12104431979. The next prime is 12104432047. The reversal of 12104432043 is 34023440121.

It is a cyclic number.

It is not a de Polignac number, because 12104432043 - 2⁶ = 12104431979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12104432047) 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, 1092696 + ... + 1103717.

It is an arithmetic number, because the mean of its divisors is an integer number (1106992656).

Almost surely, 2^12104432043 is an apocalyptic number.

12104432043 is a deficient number, since it is larger than the sum of its proper divisors (5607450453).

12104432043 is a wasteful number, since it uses less digits than its factorization.

12104432043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2196594.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12104432043 its reverse (34023440121), we get a palindrome (46127872164).

The spelling of 12104432043 in words is "twelve billion, one hundred four million, four hundred thirty-two thousand, forty-three".