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220213102230 = 232511359619603
BaseRepresentation
bin1100110100010110111…
…0010100011010010110
3210001102000210200001100
43031011232110122112
512101444023232410
6245055311010530
721624041325132
oct3150556243226
9701360720040
10220213102230
1185434612070
1236818b09a46
13179c5bba9b4
14a9307da3c2
155adcc868c0
hex3345b94696

220213102230 has 96 divisors (see below), whose sum is σ = 626345291520. Its totient is φ = 53236203840.

The previous prime is 220213102223. The next prime is 220213102253. The reversal of 220213102230 is 32201312022.

220213102230 is a `hidden beast` number, since 220 + 213 + 1 + 0 + 2 + 230 = 666.

220213102230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 45609 + ... + 665211.

It is an arithmetic number, because the mean of its divisors is an integer number (6524430120).

Almost surely, 2220213102230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220213102230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313172645760).

220213102230 is an abundant number, since it is smaller than the sum of its proper divisors (406132189290).

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

220213102230 is a wasteful number, since it uses less digits than its factorization.

220213102230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619986 (or 619983 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 220213102230 its reverse (32201312022), we get a palindrome (252414414252).

The spelling of 220213102230 in words is "two hundred twenty billion, two hundred thirteen million, one hundred two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 165 198 330 359 495 718 990 1077 1795 2154 3231 3590 3949 5385 6462 7898 10770 11847 16155 19745 23694 32310 35541 39490 59235 71082 118470 177705 355410 619603 1239206 1858809 3098015 3717618 5576427 6196030 6815633 9294045 11152854 13631266 18588090 20446899 27882135 34078165 40893798 55764270 61340697 68156330 102234495 122681394 204468990 222437477 306703485 444874954 613406970 667312431 1112187385 1334624862 2001937293 2224374770 2446812247 3336562155 4003874586 4893624494 6673124310 7340436741 10009686465 12234061235 14680873482 20019372930 22021310223 24468122470 36702183705 44042620446 73404367410 110106551115 220213102230