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210102102002222 = 21931178354925299
BaseRepresentation
bin101111110001011000110101…
…001010000000101000101110
31000112220120020201210102121122
4233301120311022000220232
5210014303101103032342
62022503323450500542
762153242643454023
oct5761306512005056
91015816221712548
10210102102002222
1160a4388a258891
121b693240a34752
13903070a566121
1439c4dd302154a
151945387a2c4d2
hexbf1635280a2e

210102102002222 has 16 divisors (see below), whose sum is σ = 342441456576000. Its totient is φ = 96311659660920.

The previous prime is 210102102002201. The next prime is 210102102002311. The reversal of 210102102002222 is 222200201201012.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 210102102002222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89177461472 + ... + 89177463827.

It is an arithmetic number, because the mean of its divisors is an integer number (21402591036000).

Almost surely, 2210102102002222 is an apocalyptic number.

210102102002222 is a deficient number, since it is larger than the sum of its proper divisors (132339354573778).

210102102002222 is a wasteful number, since it uses less digits than its factorization.

210102102002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178354925351.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 210102102002222 its reverse (222200201201012), we get a palindrome (432302303203234).

The spelling of 210102102002222 in words is "two hundred ten trillion, one hundred two billion, one hundred two million, two thousand, two hundred twenty-two".

Divisors: 1 2 19 31 38 62 589 1178 178354925299 356709850598 3388743580681 5529002684269 6777487161362 11058005368538 105051051001111 210102102002222