220223302320 has 320 divisors, whose sum is σ = 797700658176. Its totient is φ = 49220075520.

The previous prime is 220223302307. The next prime is 220223302339. The reversal of 220223302320 is 23203322022.

It is a super-2 number, since 2×220223302320² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15413580 + ... + 15427860.

Almost surely, 2^220223302320 is an apocalyptic number.

220223302320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220223302320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (398850329088).

220223302320 is an abundant number, since it is smaller than the sum of its proper divisors (577477355856).

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

220223302320 is a wasteful number, since it uses less digits than its factorization.

220223302320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14508 (or 14502 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 220223302320 its reverse (23203322022), we get a palindrome (243426624342).

The spelling of 220223302320 in words is "two hundred twenty billion, two hundred twenty-three million, three hundred two thousand, three hundred twenty".