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12013210010 = 258322763761
BaseRepresentation
bin10110011000000101…
…10000100110011010
31011000012222022002002
423030002300212122
5144100340210020
65304020441002
7603461412614
oct131402604632
934005868062
1012013210010
11510516453a
1223b3249162
131195b0b4b9
1481d699db4
154a49ce975
hex2cc0b099a

12013210010 has 32 divisors (see below), whose sum is σ = 21981056832. Its totient is φ = 4726401280.

The previous prime is 12013209991. The next prime is 12013210051. The reversal of 12013210010 is 1001231021.

It is a junction number, because it is equal to n+sod(n) for n = 12013209973 and 12013210000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156530 + ... + 220290.

It is an arithmetic number, because the mean of its divisors is an integer number (686908026).

Almost surely, 212013210010 is an apocalyptic number.

12013210010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12013210010 is a deficient number, since it is larger than the sum of its proper divisors (9967846822).

12013210010 is a wasteful number, since it uses less digits than its factorization.

12013210010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64078.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 12013210010 its reverse (1001231021), we get a palindrome (13014441031).

The spelling of 12013210010 in words is "twelve billion, thirteen million, two hundred ten thousand, ten".

Divisors: 1 2 5 10 83 166 227 415 454 830 1135 2270 18841 37682 63761 94205 127522 188410 318805 637610 5292163 10584326 14473747 26460815 28947494 52921630 72368735 144737470 1201321001 2402642002 6006605005 12013210010