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23101231130 = 2519214394447
BaseRepresentation
bin10101100000111100…
…001101000000011010
32012121222001010120222
4111200330031000122
5334302403344010
614340151320042
71445320140035
oct254074150032
965558033528
1023101231130
11988505195a
124588680022
132242044143
14119212001c
15903159355
hex560f0d01a

23101231130 has 48 divisors (see below), whose sum is σ = 43926312960. Its totient is φ = 8746100064.

The previous prime is 23101231117. The next prime is 23101231141. The reversal of 23101231130 is 3113210132.

It is a junction number, because it is equal to n+sod(n) for n = 23101231099 and 23101231108.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5192567 + ... + 5197013.

It is an arithmetic number, because the mean of its divisors is an integer number (915131520).

Almost surely, 223101231130 is an apocalyptic number.

23101231130 is a deficient number, since it is larger than the sum of its proper divisors (20825081830).

23101231130 is a wasteful number, since it uses less digits than its factorization.

23101231130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5931 (or 5912 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 23101231130 its reverse (3113210132), we get a palindrome (26214441262).

The spelling of 23101231130 in words is "twenty-three billion, one hundred one million, two hundred thirty-one thousand, one hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 361 722 1439 1805 2878 3610 4447 7195 8894 14390 22235 27341 44470 54682 84493 136705 168986 273410 422465 519479 844930 1038958 1605367 2597395 3210734 5194790 6399233 8026835 12798466 16053670 31996165 63992330 121585427 243170854 607927135 1215854270 2310123113 4620246226 11550615565 23101231130