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2010102210220 = 22513139127943487
BaseRepresentation
bin11101010000000011011…
…011011001111010101100
321010011102110221022011011
4131100003123121322230
5230413142131211340
64135232254235004
7265140130606006
oct35200333317254
97104373838134
102010102210220
11705530326955
122856a31b5a64
1311772348a360
146d40a41b376
1537449d2a0ea
hex1d4036d9eac

2010102210220 has 96 divisors (see below), whose sum is σ = 4582313164800. Its totient is φ = 736259030784.

The previous prime is 2010102210209. The next prime is 2010102210253. The reversal of 2010102210220 is 220122010102.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2010102210220.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46201317 + ... + 46244803.

It is an arithmetic number, because the mean of its divisors is an integer number (47732428800).

Almost surely, 22010102210220 is an apocalyptic number.

2010102210220 is a gapful number since it is divisible by the number (20) 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 2010102210220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2291156582400).

2010102210220 is an abundant number, since it is smaller than the sum of its proper divisors (2572210954580).

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

2010102210220 is a wasteful number, since it uses less digits than its factorization.

2010102210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44927 (or 44925 counting only the distinct ones).

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

Adding to 2010102210220 its reverse (220122010102), we get a palindrome (2230224220322).

The spelling of 2010102210220 in words is "two trillion, ten billion, one hundred two million, two hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 139 260 278 556 695 1279 1390 1807 2558 2780 3614 5116 6395 7228 9035 12790 16627 18070 25580 33254 36140 43487 66508 83135 86974 166270 173948 177781 217435 332540 355562 434870 565331 711124 869740 888905 1130662 1777810 2261324 2311153 2826655 3555620 4622306 5653310 6044693 9244612 11306620 11555765 12089386 23111530 24178772 30223465 46223060 55619873 60446930 78581009 111239746 120893860 157162018 222479492 278099365 314324036 392905045 556198730 723058349 785810090 1112397460 1446116698 1571620180 2892233396 3615291745 7230583490 7731162347 14461166980 15462324694 30924649388 38655811735 77311623470 100505110511 154623246940 201010221022 402020442044 502525552555 1005051105110 2010102210220