223003204220 has 48 divisors (see below), whose sum is σ = 473664088800. Its totient is φ = 88181237760.

The previous prime is 223003204147. The next prime is 223003204223. The reversal of 223003204220 is 22402300322.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 223003204192 and 223003204201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223003204223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12057380 + ... + 12075860.

It is an arithmetic number, because the mean of its divisors is an integer number (9868001850).

Almost surely, 2^223003204220 is an apocalyptic number.

223003204220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223003204220 is an abundant number, since it is smaller than the sum of its proper divisors (250660884580).

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

223003204220 is a wasteful number, since it uses less digits than its factorization.

223003204220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25358 (or 25356 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 223003204220 its reverse (22402300322), we get a palindrome (245405504542).

The spelling of 223003204220 in words is "two hundred twenty-three billion, three million, two hundred four thousand, two hundred twenty".