220573623073 has 4 divisors (see below), whose sum is σ = 223231136688. Its totient is φ = 217916109460.

The previous prime is 220573623071. The next prime is 220573623079. The reversal of 220573623073 is 370326375022.

220573623073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220573623073 - 2¹ = 220573623071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220573623071) 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 3 ways as a sum of consecutive naturals, for example, 1328756683 + ... + 1328756848.

It is an arithmetic number, because the mean of its divisors is an integer number (55807784172).

Almost surely, 2^220573623073 is an apocalyptic number.

It is an amenable number.

220573623073 is a deficient number, since it is larger than the sum of its proper divisors (2657513615).

220573623073 is an equidigital number, since it uses as much as digits as its factorization.

220573623073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2657513614.

The product of its (nonzero) digits is 317520, while the sum is 40.

Adding to 220573623073 its reverse (370326375022), we get a palindrome (590899998095).

The spelling of 220573623073 in words is "two hundred twenty billion, five hundred seventy-three million, six hundred twenty-three thousand, seventy-three".