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100012100210 = 25117313790911
BaseRepresentation
bin101110100100100101…
…1111000101001110010
3100120011000102002121122
41131021023320221302
53114311044201320
6113540034222242
710140251553041
oct1351113705162
9316130362548
10100012100210
1139462250180
1217471a24982
13957b188229
144baa8d0558
152905329d25
hex17492f8a72

100012100210 has 64 divisors (see below), whose sum is σ = 200532962304. Its totient is φ = 35607628800.

The previous prime is 100012100203. The next prime is 100012100213. The reversal of 100012100210 is 12001210001.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (100012100213) by changing a digit.

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, 1054655 + ... + 1145565.

It is an arithmetic number, because the mean of its divisors is an integer number (3133327536).

Almost surely, 2100012100210 is an apocalyptic number.

100012100210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100012100210 is an abundant number, since it is smaller than the sum of its proper divisors (100520862094).

100012100210 is a wasteful number, since it uses less digits than its factorization.

100012100210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91139.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 100012100210 its reverse (12001210001), we get a palindrome (112013310211).

The spelling of 100012100210 in words is "one hundred billion, twelve million, one hundred thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 55 73 110 137 146 274 365 685 730 803 1370 1507 1606 3014 4015 7535 8030 10001 15070 20002 50005 90911 100010 110011 181822 220022 454555 550055 909110 1000021 1100110 2000042 5000105 6636503 10000210 12454807 13273006 24909614 33182515 62274035 66365030 73001533 124548070 137002877 146003066 274005754 365007665 685014385 730015330 909200911 1370028770 1818401822 4546004555 9092009110 10001210021 20002420042 50006050105 100012100210