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231112100022010 = 252371107503262957
BaseRepresentation
bin110100100011000111111010…
…101000000000011011111010
31010022022002201121201101112121
4310203013322220000123322
5220243020040101201020
62135311233311431454
766452204200151464
oct6443077250003372
91108262647641477
10231112100022010
1167704100422a89
1221b070a682558a
139bc5a1528b71c
14410dc57491134
151babb51c45baa
hexd231faa006fa

231112100022010 has 128 divisors (see below), whose sum is σ = 445201811841024. Its totient is φ = 86193274379520.

The previous prime is 231112100021947. The next prime is 231112100022047. The reversal of 231112100022010 is 10220001211132.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 878765452 + ... + 879028408.

It is an arithmetic number, because the mean of its divisors is an integer number (3478139155008).

Almost surely, 2231112100022010 is an apocalyptic number.

231112100022010 is a deficient number, since it is larger than the sum of its proper divisors (214089711819014).

231112100022010 is a wasteful number, since it uses less digits than its factorization.

231112100022010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263668.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 231112100022010 its reverse (10220001211132), we get a palindrome (241332101233142).

The spelling of 231112100022010 in words is "two hundred thirty-one trillion, one hundred twelve billion, one hundred million, twenty-two thousand, ten".

Divisors: 1 2 5 10 23 46 71 107 115 142 214 230 355 503 535 710 1006 1070 1633 2461 2515 3266 4922 5030 7597 8165 11569 12305 15194 16330 23138 24610 35713 37985 53821 57845 71426 75970 107642 115690 174731 178565 262957 269105 349462 357130 525914 538210 821399 873655 1237883 1314785 1642798 1747310 2475766 2629570 3821291 4106995 6048011 6189415 7642582 8213990 12096022 12378830 18669947 19106455 28136399 30240055 37339894 38212910 56272798 60480110 87889693 93349735 132267371 140681995 175779386 186699470 264534742 281363990 429408781 439448465 647137177 661336855 858817562 878896930 1294274354 1322673710 1997684329 2147043905 3042149533 3235685885 3995368658 4294087810 6084299066 6471371770 9390983341 9988421645 14152608697 15210747665 18781966682 19976843290 28305217394 30421495330 45946739567 46954916705 70763043485 91893479134 93909833410 141526086970 215992616843 229733697835 325510000031 431985233686 459467395670 651020000062 1004835217487 1079963084215 1627550000155 2009670434974 2159926168430 3255100000310 5024176087435 10048352174870 23111210002201 46222420004402 115556050011005 231112100022010