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210002112102210 = 23538774463404557
BaseRepresentation
bin101111101111111011101101…
…010010110011111101000010
31000112120000011021011012221120
4233233323231102303331002
5210011133311144232320
62022345345524133110
762143103051362401
oct5757735522637502
91015500137135846
10210002112102210
1160a054395a0a8a
121b677996537196
139024163b8190c
1439c022946d638
15194298463a440
hexbefeed4b3f42

210002112102210 has 64 divisors (see below), whose sum is σ = 504249272980992. Its totient is φ = 55973436062976.

The previous prime is 210002112102179. The next prime is 210002112102229. The reversal of 210002112102210 is 12201211200012.

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 210002112102210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 518889252 + ... + 519293808.

It is an arithmetic number, because the mean of its divisors is an integer number (7878894890328).

Almost surely, 2210002112102210 is an apocalyptic number.

210002112102210 is an abundant number, since it is smaller than the sum of its proper divisors (294247160878782).

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

210002112102210 is a wasteful number, since it uses less digits than its factorization.

210002112102210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412907.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210002112102210 its reverse (12201211200012), we get a palindrome (222203323302222).

The spelling of 210002112102210 in words is "two hundred ten trillion, two billion, one hundred twelve million, one hundred two thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 3877 4463 7754 8926 11631 13389 19385 22315 23262 26778 38770 44630 58155 66945 116310 133890 404557 809114 1213671 2022785 2427342 4045570 6068355 12136710 17303051 34606102 51909153 86515255 103818306 173030510 259545765 519091530 1568467489 1805537891 3136934978 3611075782 4705402467 5416613673 7842337445 9027689455 9410804934 10833227346 15684674890 18055378910 23527012335 27083068365 47054024670 54166136730 7000070403407 14000140806814 21000211210221 35000352017035 42000422420442 70000704034070 105001056051105 210002112102210