220731424017 has 16 divisors (see below), whose sum is σ = 317139056640. Its totient is φ = 135752706432.

The previous prime is 220731423971. The next prime is 220731424037. The reversal of 220731424017 is 710424137022.

220731424017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220731424017 - 2⁷ = 220731423889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220731424037) 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 15 ways as a sum of consecutive naturals, for example, 1643217 + ... + 1772462.

It is an arithmetic number, because the mean of its divisors is an integer number (19821191040).

Almost surely, 2^220731424017 is an apocalyptic number.

It is an amenable number.

220731424017 is a deficient number, since it is larger than the sum of its proper divisors (96407632623).

220731424017 is a wasteful number, since it uses less digits than its factorization.

220731424017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3417352.

The product of its (nonzero) digits is 18816, while the sum is 33.

The spelling of 220731424017 in words is "two hundred twenty billion, seven hundred thirty-one million, four hundred twenty-four thousand, seventeen".