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210210200212211 = 1396079072746901
BaseRepresentation
bin101111110010111101100000…
…010011111101001011110011
31000120021220021021122110112122
4233302331200103331023303
5210023040442223242321
62023025122142344455
762164120503211133
oct5762754023751363
91016256237573478
10210210200212211
1160a8571093aa11
121b6b018a88b12b
13903a976a537a4
1439ca3297d2ac3
1519480b2bb18ab
hexbf2f604fd2f3

210210200212211 has 16 divisors (see below), whose sum is σ = 212305198801920. Its totient is φ = 208124284399200.

The previous prime is 210210200212169. The next prime is 210210200212343. The reversal of 210210200212211 is 112212002012012.

It is a cyclic number.

It is not a de Polignac number, because 210210200212211 - 26 = 210210200212147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210210200212211.

It is not an unprimeable number, because it can be changed into a prime (210219200212211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75152861 + ... + 77899761.

It is an arithmetic number, because the mean of its divisors is an integer number (13269074925120).

Almost surely, 2210210200212211 is an apocalyptic number.

210210200212211 is a deficient number, since it is larger than the sum of its proper divisors (2094998589709).

210210200212211 is a wasteful number, since it uses less digits than its factorization.

210210200212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2748554.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 210210200212211 its reverse (112212002012012), we get a palindrome (322422202224223).

The spelling of 210210200212211 in words is "two hundred ten trillion, two hundred ten billion, two hundred million, two hundred twelve thousand, two hundred eleven".

Divisors: 1 139 607 907 84373 126073 550549 2746901 76526311 381819239 1667368907 2491439207 231764278073 346310049773 1512303598649 210210200212211