220020223301 has 4 divisors (see below), whose sum is σ = 221160224652. Its totient is φ = 218880221952.

The previous prime is 220020223237. The next prime is 220020223303. The reversal of 220020223301 is 103322020022.

220020223301 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.

It can be written as a sum of positive squares in 2 ways, for example, as 26728980100 + 193291243201 = 163490^2 + 439649^2 .

It is a cyclic number.

It is not a de Polignac number, because 220020223301 - 2⁶ = 220020223237 is a prime.

It is a super-2 number, since 2×220020223301² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 220020223301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220020223303) 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, 570000386 + ... + 570000771.

It is an arithmetic number, because the mean of its divisors is an integer number (55290056163).

Almost surely, 2^220020223301 is an apocalyptic number.

It is an amenable number.

220020223301 is a deficient number, since it is larger than the sum of its proper divisors (1140001351).

220020223301 is a wasteful number, since it uses less digits than its factorization.

220020223301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140001350.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 220020223301 its reverse (103322020022), we get a palindrome (323342243323).

The spelling of 220020223301 in words is "two hundred twenty billion, twenty million, two hundred twenty-three thousand, three hundred one".