220220311323 has 8 divisors (see below), whose sum is σ = 293629675536. Its totient is φ = 146812244000.

The previous prime is 220220311307. The next prime is 220220311391. The reversal of 220220311323 is 323113022022.

It is a happy number.

220220311323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 220220311323 - 2⁴ = 220220311307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220220311323.

It is not an unprimeable number, because it can be changed into a prime (220220391323) 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, 187273 + ... + 689573.

It is an arithmetic number, because the mean of its divisors is an integer number (36703709442).

Almost surely, 2^220220311323 is an apocalyptic number.

220220311323 is a deficient number, since it is larger than the sum of its proper divisors (73409364213).

220220311323 is a wasteful number, since it uses less digits than its factorization.

220220311323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648445.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 220220311323 its reverse (323113022022), we get a palindrome (543333333345).

The spelling of 220220311323 in words is "two hundred twenty billion, two hundred twenty million, three hundred eleven thousand, three hundred twenty-three".