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10000230212 = 2271721008887
BaseRepresentation
bin10010101000000111…
…10110011101000100
3221210221012022220202
421110003312131010
5130440024331322
64332151350032
7502546361060
oct112403663504
927727168822
1010000230212
114271961a75
121b31082318
13c34a6b1ab
146ac1c2aa0
153d7e06292
hex2540f6744

10000230212 has 24 divisors (see below), whose sum is σ = 21176959104. Its totient is φ = 4033706112.

The previous prime is 10000230181. The next prime is 10000230239. The reversal of 10000230212 is 21203200001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10000230193 and 10000230202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10503968 + ... + 10504919.

It is an arithmetic number, because the mean of its divisors is an integer number (882373296).

Almost surely, 210000230212 is an apocalyptic number.

It is an amenable number.

10000230212 is an abundant number, since it is smaller than the sum of its proper divisors (11176728892).

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

10000230212 is a wasteful number, since it uses less digits than its factorization.

10000230212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21008915 (or 21008913 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 10000230212 its reverse (21203200001), we get a palindrome (31203430213).

The spelling of 10000230212 in words is "ten billion, two hundred thirty thousand, two hundred twelve".

Divisors: 1 2 4 7 14 17 28 34 68 119 238 476 21008887 42017774 84035548 147062209 294124418 357151079 588248836 714302158 1428604316 2500057553 5000115106 10000230212