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10123111210 = 2517236733847
BaseRepresentation
bin10010110110110001…
…00110101100101010
3222010111102022221211
421123120212230222
5131213004024320
64352301223334
7505601011522
oct113330465452
928114368854
1010123111210
114325261313
121b66261b4a
13c54363544
146c064c682
153e3aca55a
hex25b626b2a

10123111210 has 64 divisors (see below), whose sum is σ = 20167460352. Its totient is φ = 3638992896.

The previous prime is 10123111189. The next prime is 10123111211. The reversal of 10123111210 is 1211132101.

It is a happy number.

10123111210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (10123111211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2629507 + ... + 2633353.

It is an arithmetic number, because the mean of its divisors is an integer number (315116568).

Almost surely, 210123111210 is an apocalyptic number.

10123111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10123111210 is a deficient number, since it is larger than the sum of its proper divisors (10044349142).

10123111210 is a wasteful number, since it uses less digits than its factorization.

10123111210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4567.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 10123111210 its reverse (1211132101), we get a palindrome (11334243311).

The spelling of 10123111210 in words is "ten billion, one hundred twenty-three million, one hundred eleven thousand, two hundred ten".

Divisors: 1 2 5 10 17 23 34 46 85 115 170 230 391 673 782 1346 1955 3365 3847 3910 6730 7694 11441 15479 19235 22882 30958 38470 57205 65399 77395 88481 114410 130798 154790 176962 263143 326995 442405 526286 653990 884810 1315715 1504177 2589031 2631430 3008354 5178062 7520885 12945155 15041770 25890310 44013527 59547713 88027054 119095426 220067635 297738565 440135270 595477130 1012311121 2024622242 5061555605 10123111210