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10200101010 = 2351185935983
BaseRepresentation
bin10010111111111100…
…10011000010010010
3222022212021211002220
421133332103002102
5131342211213020
64404051321510
7510524266551
oct113776230222
928285254086
1010200101010
114364766950
121b87bb0296
13c672ab738
146ca96dd98
153ea737240
hex25ff93092

10200101010 has 64 divisors (see below), whose sum is σ = 26737551360. Its totient is φ = 2469804480.

The previous prime is 10200100987. The next prime is 10200101017. The reversal of 10200101010 is 1010100201.

It is a super-2 number, since 2×102001010102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (6).

10200101010 is a modest number, since divided by 101010 gives 10200 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 10200101010.

It is not an unprimeable number, because it can be changed into a prime (10200101017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265479 + ... + 301461.

It is an arithmetic number, because the mean of its divisors is an integer number (417774240).

Almost surely, 210200101010 is an apocalyptic number.

10200101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10200101010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13368775680).

10200101010 is an abundant number, since it is smaller than the sum of its proper divisors (16537450350).

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

10200101010 is a wasteful number, since it uses less digits than its factorization.

10200101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36863.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 10200101010 its reverse (1010100201), we get a palindrome (11210201211).

The spelling of 10200101010 in words is "ten billion, two hundred million, one hundred one thousand, ten".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 859 1718 2577 4295 5154 8590 9449 12885 18898 25770 28347 35983 47245 56694 71966 94490 107949 141735 179915 215898 283470 359830 395813 539745 791626 1079490 1187439 1979065 2374878 3958130 5937195 11874390 30909397 61818794 92728191 154546985 185456382 309093970 340003367 463640955 680006734 927281910 1020010101 1700016835 2040020202 3400033670 5100050505 10200101010