4320220013 has 4 divisors (see below), whose sum is σ = 4574350620. Its totient is φ = 4066089408.

The previous prime is 4320220007. The next prime is 4320220063. The reversal of 4320220013 is 3100220234.

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 3500142244 + 820077769 = 59162^2 + 28637^2 .

It is a cyclic number.

It is not a de Polignac number, because 4320220013 - 2¹² = 4320215917 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 254130589 = 4320220013 / (4 + 3 + 2 + 0 + 2 + 2 + 0 + 0 + 1 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4320219973 and 4320220000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4320220063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127065278 + ... + 127065311.

It is an arithmetic number, because the mean of its divisors is an integer number (1143587655).

Almost surely, 2^4320220013 is an apocalyptic number.

It is an amenable number.

4320220013 is a deficient number, since it is larger than the sum of its proper divisors (254130607).

4320220013 is a wasteful number, since it uses less digits than its factorization.

4320220013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254130606.

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

The square root of 4320220013 is about 65728.3805749084. The cubic root of 4320220013 is about 1628.6782179674.

Adding to 4320220013 its reverse (3100220234), we get a palindrome (7420440247).

The spelling of 4320220013 in words is "four billion, three hundred twenty million, two hundred twenty thousand, thirteen".