20104543232043 has 8 divisors (see below), whose sum is σ = 27183607750656. Its totient is φ = 13214253767400.

The previous prime is 20104543232009. The next prime is 20104543232071. The reversal of 20104543232043 is 34023234540102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20104543232043 - 2¹³ = 20104543223851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20104543231995 and 20104543232013.

It is not an unprimeable number, because it can be changed into a prime (20104543232003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47193763243 + ... + 47193763668.

It is an arithmetic number, because the mean of its divisors is an integer number (3397950968832).

Almost surely, 2^{20104543232043} is an apocalyptic number.

20104543232043 is a deficient number, since it is larger than the sum of its proper divisors (7079064518613).

20104543232043 is an equidigital number, since it uses as much as digits as its factorization.

20104543232043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94387526985.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 20104543232043 its reverse (34023234540102), we get a palindrome (54127777772145).

The spelling of 20104543232043 in words is "twenty trillion, one hundred four billion, five hundred forty-three million, two hundred thirty-two thousand, forty-three".