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13101231010230 = 23251113233566677
BaseRepresentation
bin1011111010100101111000…
…1110000111000110110110
31201101110120022111200002200
42332221132032013012312
53204122310114311410
643510342240245330
72521350501112116
oct276513616070666
951343508450080
1013101231010230
1141a12233a2020
121577133910846
1374059652907c
14334162769046
1517abd69d53c0
hexbea5e3871b6

13101231010230 has 48 divisors (see below), whose sum is σ = 37159855231824. Its totient is φ = 3176056002240.

The previous prime is 13101231010151. The next prime is 13101231010247. The reversal of 13101231010230 is 3201013210131.

13101231010230 is a `hidden beast` number, since 1 + 310 + 1 + 2 + 310 + 10 + 2 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

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, 6616782349 + ... + 6616784328.

It is an arithmetic number, because the mean of its divisors is an integer number (774163650663).

Almost surely, 213101231010230 is an apocalyptic number.

13101231010230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13101231010230 is an abundant number, since it is smaller than the sum of its proper divisors (24058624221594).

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

13101231010230 is a wasteful number, since it uses less digits than its factorization.

13101231010230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13233566701 (or 13233566698 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 13101231010230 its reverse (3201013210131), we get a palindrome (16302244220361).

The spelling of 13101231010230 in words is "thirteen trillion, one hundred one billion, two hundred thirty-one million, ten thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 165 198 330 495 990 13233566677 26467133354 39700700031 66167833385 79401400062 119102100093 132335666770 145569233447 198503500155 238204200186 291138466894 397007000310 436707700341 595510500465 727846167235 873415400682 1191021000930 1310123101023 1455692334470 2183538501705 2620246202046 4367077003410 6550615505115 13101231010230