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12230022300 = 22352231772467
BaseRepresentation
bin10110110001111011…
…10101010010011100
31011120022221111121220
423120331311102130
5200021341203200
65341323453340
7612033321456
oct133075652234
934508844556
1012230022300
11520658a851
122453987250
1311cba00cb2
148403b72d6
154b8a5a4a0
hex2d8f7549c

12230022300 has 72 divisors (see below), whose sum is σ = 36924053376. Its totient is φ = 3119540160.

The previous prime is 12230022281. The next prime is 12230022341. The reversal of 12230022300 is 322003221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12230022300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 879334 + ... + 893133.

Almost surely, 212230022300 is an apocalyptic number.

12230022300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12230022300 is an abundant number, since it is smaller than the sum of its proper divisors (24694031076).

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

12230022300 is a wasteful number, since it uses less digits than its factorization.

12230022300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772507 (or 1772500 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 12230022300 its reverse (322003221), we get a palindrome (12552025521).

The spelling of 12230022300 in words is "twelve billion, two hundred thirty million, twenty-two thousand, three hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 23 25 30 46 50 60 69 75 92 100 115 138 150 230 276 300 345 460 575 690 1150 1380 1725 2300 3450 6900 1772467 3544934 5317401 7089868 8862335 10634802 17724670 21269604 26587005 35449340 40766741 44311675 53174010 81533482 88623350 106348020 122300223 132935025 163066964 177246700 203833705 244600446 265870050 407667410 489200892 531740100 611501115 815334820 1019168525 1223002230 2038337050 2446004460 3057505575 4076674100 6115011150 12230022300