Search a number
-
+
1222102000210 = 257135777733011
BaseRepresentation
bin10001110010001010111…
…101001010001001010010
311022211110101112001102211
4101302022331022021102
5130010331103001320
62333231555102334
7154202553414310
oct21621275121122
94284411461384
101222102000210
1143132179aa73
12178a275a19aa
138b322600a40
1443215a5b0b0
1521bca26655a
hex11c8af4a252

1222102000210 has 128 divisors (see below), whose sum is σ = 2716528679424. Its totient is φ = 385477263360.

The previous prime is 1222102000019. The next prime is 1222102000283. The reversal of 1222102000210 is 120002012221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 405877605 + ... + 405880615.

It is an arithmetic number, because the mean of its divisors is an integer number (21222880308).

Almost surely, 21222102000210 is an apocalyptic number.

1222102000210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1222102000210 is an abundant number, since it is smaller than the sum of its proper divisors (1494426679214).

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

1222102000210 is a wasteful number, since it uses less digits than its factorization.

1222102000210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4388.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1222102000210 its reverse (120002012221), we get a palindrome (1342104012431).

The spelling of 1222102000210 in words is "one trillion, two hundred twenty-two billion, one hundred two million, two hundred ten", and thus it is an aban number.

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 577 773 910 1154 1546 2885 3011 3865 4039 5411 5770 6022 7501 7730 8078 10049 10822 15002 15055 20098 20195 21077 27055 30110 37505 39143 40390 42154 50245 52507 54110 70343 75010 78286 100490 105014 105385 140686 195715 210770 262535 274001 351715 391430 446021 525070 548002 703430 892042 1370005 1737347 2230105 2327503 2740010 3122147 3474694 4460210 4655006 5798273 6244294 8686735 11596546 11637515 12161429 15610735 16292521 17373470 22585511 23275030 24322858 28991365 30257539 31221470 32585042 40587911 45171022 57982730 60515078 60807145 81175822 81462605 112927555 121614290 151287695 158098577 162925210 202939555 211802773 225855110 302575390 316197154 405879110 423605546 790492885 1059013865 1342969231 1580985770 2118027730 2685938462 6714846155 9400784617 13429692310 17458600003 18801569234 34917200006 47003923085 87293000015 94007846170 122210200021 174586000030 244420400042 611051000105 1222102000210