20043543342104 has 32 divisors (see below), whose sum is σ = 37605880164000. Its totient is φ = 10015309608192.

The previous prime is 20043543342059. The next prime is 20043543342187. The reversal of 20043543342104 is 40124334534002.

It is a congruent number.

It is an unprimeable number.

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, 186904052 + ... + 187011260.

It is an arithmetic number, because the mean of its divisors is an integer number (1175183755125).

Almost surely, 2^{20043543342104} is an apocalyptic number.

It is an amenable number.

20043543342104 is a deficient number, since it is larger than the sum of its proper divisors (17562336821896).

20043543342104 is a wasteful number, since it uses less digits than its factorization.

20043543342104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122067 (or 122063 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 20043543342104 its reverse (40124334534002), we get a palindrome (60167877876106).

The spelling of 20043543342104 in words is "twenty trillion, forty-three billion, five hundred forty-three million, three hundred forty-two thousand, one hundred four".