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12102323303230 = 256568718424229
BaseRepresentation
bin1011000000011100101010…
…1011100111001100111110
31120211222012201102110220221
42300013022223213030332
53041241024231200410
641423421445331554
72356235565516556
oct260071253471476
946758181373827
1012102323303230
113946625aa8016
121435617706bba
1369a323643264
142dba81416166
1515ec210d14da
hexb01caae733e

12102323303230 has 16 divisors (see below), whose sum is σ = 21784514764320. Its totient is φ = 4840855361632.

The previous prime is 12102323303227. The next prime is 12102323303233. The reversal of 12102323303230 is 3230332320121.

It is an interprime number because it is at equal distance from previous prime (12102323303227) and next prime (12102323303233).

It is a junction number, because it is equal to n+sod(n) for n = 12102323303195 and 12102323303204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102323303233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8555245 + ... + 9868984.

It is an arithmetic number, because the mean of its divisors is an integer number (1361532172770).

Almost surely, 212102323303230 is an apocalyptic number.

12102323303230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12102323303230 is a deficient number, since it is larger than the sum of its proper divisors (9682191461090).

12102323303230 is a wasteful number, since it uses less digits than its factorization.

12102323303230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18489923.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 12102323303230 its reverse (3230332320121), we get a palindrome (15332655623351).

The spelling of 12102323303230 in words is "twelve trillion, one hundred two billion, three hundred twenty-three million, three hundred three thousand, two hundred thirty".

Divisors: 1 2 5 10 65687 131374 328435 656870 18424229 36848458 92121145 184242290 1210232330323 2420464660646 6051161651615 12102323303230