220323220213 has 8 divisors (see below), whose sum is σ = 220502568888. Its totient is φ = 220143927744.

The previous prime is 220323220163. The next prime is 220323220253. The reversal of 220323220213 is 312022323022.

220323220213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 103145030244 + 117178189969 = 321162^2 + 342313^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220323220213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220323220253) 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 7 ways as a sum of consecutive naturals, for example, 11302231 + ... + 11321707.

It is an arithmetic number, because the mean of its divisors is an integer number (27562821111).

Almost surely, 2^220323220213 is an apocalyptic number.

It is an amenable number.

220323220213 is a deficient number, since it is larger than the sum of its proper divisors (179348675).

220323220213 is a wasteful number, since it uses less digits than its factorization.

220323220213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28103.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 220323220213 its reverse (312022323022), we get a palindrome (532345543235).

The spelling of 220323220213 in words is "two hundred twenty billion, three hundred twenty-three million, two hundred twenty thousand, two hundred thirteen".