220012134543 has 24 divisors (see below), whose sum is σ = 327731367600. Its totient is φ = 142136903040.

The previous prime is 220012134509. The next prime is 220012134557. The reversal of 220012134543 is 345431210022.

220012134543 is a `hidden beast` number, since 2 + 200 + 1 + 2 + 1 + 3 + 454 + 3 = 666.

It is not a de Polignac number, because 220012134543 - 2⁹ = 220012134031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220012234543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1945821 + ... + 2055782.

It is an arithmetic number, because the mean of its divisors is an integer number (13655473650).

Almost surely, 2^220012134543 is an apocalyptic number.

220012134543 is a deficient number, since it is larger than the sum of its proper divisors (107719233057).

220012134543 is a wasteful number, since it uses less digits than its factorization.

220012134543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4001799 (or 4001796 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 220012134543 its reverse (345431210022), we get a palindrome (565443344565).

The spelling of 220012134543 in words is "two hundred twenty billion, twelve million, one hundred thirty-four thousand, five hundred forty-three".