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2220112020210 = 235723094578589
BaseRepresentation
bin100000010011101000111…
…111010000001011110010
321212020111102110000112220
4200103220333100023302
5242333242134121320
64415523321301510
7316253305543350
oct40235077201362
97766442400486
102220112020210
117865a93a2497
122ba333034896
1313148151cc06
147964da967d0
153cb3be48e40
hex204e8fd02f2

2220112020210 has 64 divisors (see below), whose sum is σ = 6092088710400. Its totient is φ = 507234292992.

The previous prime is 2220112020163. The next prime is 2220112020221. The reversal of 2220112020210 is 120202110222.

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 2220112020210.

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 31 ways as a sum of consecutive naturals, for example, 1804405 + ... + 2774184.

It is an arithmetic number, because the mean of its divisors is an integer number (95188886100).

Almost surely, 22220112020210 is an apocalyptic number.

2220112020210 is an abundant number, since it is smaller than the sum of its proper divisors (3871976690190).

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

2220112020210 is a wasteful number, since it uses less digits than its factorization.

2220112020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4580915.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2220112020210 its reverse (120202110222), we get a palindrome (2340314130432).

The spelling of 2220112020210 in words is "two trillion, two hundred twenty billion, one hundred twelve million, twenty thousand, two hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 2309 4618 6927 11545 13854 16163 23090 32326 34635 48489 69270 80815 96978 161630 242445 484890 4578589 9157178 13735767 22892945 27471534 32050123 45785890 64100246 68678835 96150369 137357670 160250615 192300738 320501230 480751845 961503690 10571962001 21143924002 31715886003 52859810005 63431772006 74003734007 105719620010 148007468014 158579430015 222011202021 317158860030 370018670035 444022404042 740037340070 1110056010105 2220112020210