220223223423 has 24 divisors (see below), whose sum is σ = 364331743776. Its totient is φ = 125568849600.

The previous prime is 220223223361. The next prime is 220223223433. The reversal of 220223223423 is 324322322022.

220223223423 is a `hidden beast` number, since 2 + 2 + 0 + 2 + 232 + 2 + 3 + 423 = 666.

It is not a de Polignac number, because 220223223423 - 2⁹ = 220223222911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220223223433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3762288 + ... + 3820373.

It is an arithmetic number, because the mean of its divisors is an integer number (15180489324).

Almost surely, 2^220223223423 is an apocalyptic number.

220223223423 is a deficient number, since it is larger than the sum of its proper divisors (144108520353).

220223223423 is a wasteful number, since it uses less digits than its factorization.

220223223423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7583135 (or 7583132 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 220223223423 its reverse (324322322022), we get a palindrome (544545545445).

The spelling of 220223223423 in words is "two hundred twenty billion, two hundred twenty-three million, two hundred twenty-three thousand, four hundred twenty-three".