220423230104 has 128 divisors (see below), whose sum is σ = 528226513920. Its totient is φ = 83723673600.

The previous prime is 220423230101. The next prime is 220423230173. The reversal of 220423230104 is 401032324022.

220423230104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 220423230104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220423230101) 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 31 ways as a sum of consecutive naturals, for example, 50939189 + ... + 50943515.

It is an arithmetic number, because the mean of its divisors is an integer number (4126769640).

Almost surely, 2^220423230104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220423230104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264113256960).

220423230104 is an abundant number, since it is smaller than the sum of its proper divisors (307803283816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220423230104 is a wasteful number, since it uses less digits than its factorization.

220423230104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6409 (or 6405 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 220423230104 its reverse (401032324022), we get a palindrome (621455554126).

The spelling of 220423230104 in words is "two hundred twenty billion, four hundred twenty-three million, two hundred thirty thousand, one hundred four".