223020100320 has 48 divisors (see below), whose sum is σ = 702513317520. Its totient is φ = 59472026624.

The previous prime is 223020100297. The next prime is 223020100339. The reversal of 223020100320 is 23001020322.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 223020100320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232312125 + ... + 232313084.

It is an arithmetic number, because the mean of its divisors is an integer number (14635694115).

Almost surely, 2^223020100320 is an apocalyptic number.

223020100320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223020100320 is an abundant number, since it is smaller than the sum of its proper divisors (479493217200).

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

223020100320 is a wasteful number, since it uses less digits than its factorization.

223020100320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464625227 (or 464625219 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 223020100320 its reverse (23001020322), we get a palindrome (246021120642).

The spelling of 223020100320 in words is "two hundred twenty-three billion, twenty million, one hundred thousand, three hundred twenty".