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10211211002000 = 2453192099128021
BaseRepresentation
bin1001010010010111101110…
…0110101100000010010000
31100011011220211222211220002
42110211323212230002100
52314300030004031000
633414544321505132
72102510220263321
oct224457346540220
940134824884802
1010211211002000
11328760644aa28
12118b001aa21a8
13590bb400bc98
14274322128448
1512a93c7358d5
hex9497b9ac090

10211211002000 has 160 divisors (see below), whose sum is σ = 26002804464000. Its totient is φ = 3867637824000.

The previous prime is 10211211001993. The next prime is 10211211002017. The reversal of 10211211002000 is 20011211201.

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, 79697990 + ... + 79826010.

It is an arithmetic number, because the mean of its divisors is an integer number (162517527900).

Almost surely, 210211211002000 is an apocalyptic number.

10211211002000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10211211002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13001402232000).

10211211002000 is an abundant number, since it is smaller than the sum of its proper divisors (15791593462000).

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

10211211002000 is a wasteful number, since it uses less digits than its factorization.

10211211002000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130162 (or 130146 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10211211002000 its reverse (20011211201), we get a palindrome (10231222213201).

The spelling of 10211211002000 in words is "ten trillion, two hundred eleven billion, two hundred eleven million, two thousand".

Divisors: 1 2 4 5 8 10 16 19 20 25 38 40 50 76 80 95 100 125 152 190 200 250 304 380 400 475 500 760 950 1000 1520 1900 2000 2099 2375 3800 4198 4750 7600 8396 9500 10495 16792 19000 20990 33584 38000 39881 41980 52475 79762 83960 104950 128021 159524 167920 199405 209900 256042 262375 319048 398810 419800 512084 524750 638096 640105 797620 839600 997025 1024168 1049500 1280210 1595240 1994050 2048336 2099000 2432399 2560420 3190480 3200525 3988100 4198000 4864798 4985125 5120840 6401050 7976200 9729596 9970250 10241680 12161995 12802100 15952400 16002625 19459192 19940500 24323990 25604200 32005250 38918384 39881000 48647980 51208400 60809975 64010500 79762000 97295960 121619950 128021000 194591920 243239900 256042000 268716079 304049875 486479800 537432158 608099750 972959600 1074864316 1216199500 1343580395 2149728632 2432399000 2687160790 4299457264 4864798000 5105605501 5374321580 6717901975 10211211002 10748643160 13435803950 20422422004 21497286320 25528027505 26871607900 33589509875 40844844008 51056055010 53743215800 67179019750 81689688016 102112110020 107486431600 127640137525 134358039500 204224220040 255280275050 268716079000 408448440080 510560550100 537432158000 638200687625 1021121100200 1276401375250 2042242200400 2552802750500 5105605501000 10211211002000