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120200233230 = 23357115781637
BaseRepresentation
bin110111111110001111…
…1100000000100001110
3102111020221221111212000
41233330133200010032
53432132224430410
6131115204053130
711453450060520
oct1577437400416
9374227844760
10120200233230
1146a81997330
121b3669941a6
13b44782387c
145b63b89a10
1531d7858dc0
hex1bfc7e010e

120200233230 has 128 divisors (see below), whose sum is σ = 399626818560. Its totient is φ = 24976667520.

The previous prime is 120200233229. The next prime is 120200233253. The reversal of 120200233230 is 32332002021.

It is a happy number.

120200233230 is a `hidden beast` number, since 1 + 2 + 0 + 200 + 233 + 230 = 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 63 ways as a sum of consecutive naturals, for example, 2870029 + ... + 2911608.

It is an arithmetic number, because the mean of its divisors is an integer number (3122084520).

Almost surely, 2120200233230 is an apocalyptic number.

120200233230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120200233230 is an abundant number, since it is smaller than the sum of its proper divisors (279426585330).

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

120200233230 is a wasteful number, since it uses less digits than its factorization.

120200233230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5781671 (or 5781665 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 120200233230 its reverse (32332002021), we get a palindrome (152532235251).

The spelling of 120200233230 in words is "one hundred twenty billion, two hundred million, two hundred thirty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 9 10 11 14 15 18 21 22 27 30 33 35 42 45 54 55 63 66 70 77 90 99 105 110 126 135 154 165 189 198 210 231 270 297 315 330 378 385 462 495 594 630 693 770 945 990 1155 1386 1485 1890 2079 2310 2970 3465 4158 6930 10395 20790 5781637 11563274 17344911 28908185 34689822 40471459 52034733 57816370 63598007 80942918 86724555 104069466 121414377 127196014 156104199 173449110 190794021 202357295 242828754 260173665 312208398 317990035 364243131 381588042 404714590 445186049 520347330 572382063 607071885 635980070 728486262 780520995 890372098 953970105 1092729393 1144764126 1214143770 1335558147 1561041990 1717146189 1821215655 1907940210 2185458786 2225930245 2671116294 2861910315 3434292378 3642431310 4006674441 4451860490 5463646965 5723820630 6677790735 8013348882 8585730945 10927293930 12020023323 13355581470 17171461890 20033372205 24040046646 40066744410 60100116615 120200233230