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12333211230 = 235412244561
BaseRepresentation
bin10110111110001110…
…11101111001011110
31011211112010001020010
423133013131321132
5200224300224410
65355451304050
7614425365024
oct133707357136
934745101203
1012333211230
11525985a15a
12248244b026
1312171c0132
1484dd98714
154c2b3ec20
hex2df1dde5e

12333211230 has 48 divisors (see below), whose sum is σ = 30339383472. Its totient is φ = 3208627200.

The previous prime is 12333211211. The next prime is 12333211237. The reversal of 12333211230 is 3211233321.

It is a super-2 number, since 2×123332112302 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12333211197 and 12333211206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12333211237) 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 23 ways as a sum of consecutive naturals, for example, 71851 + ... + 172710.

It is an arithmetic number, because the mean of its divisors is an integer number (632070489).

Almost surely, 212333211230 is an apocalyptic number.

12333211230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12333211230 is an abundant number, since it is smaller than the sum of its proper divisors (18006172242).

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

12333211230 is a wasteful number, since it uses less digits than its factorization.

12333211230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244653 (or 244612 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12333211230 its reverse (3211233321), we get a palindrome (15544444551).

The spelling of 12333211230 in words is "twelve billion, three hundred thirty-three million, two hundred eleven thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 41 82 123 205 246 410 615 1230 1681 3362 5043 8405 10086 16810 25215 50430 244561 489122 733683 1222805 1467366 2445610 3668415 7336830 10027001 20054002 30081003 50135005 60162006 100270010 150405015 300810030 411107041 822214082 1233321123 2055535205 2466642246 4111070410 6166605615 12333211230