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12012102202300 = 22522771115938861
BaseRepresentation
bin1010111011001100100100…
…0101011011001110111100
31120112100100001111200100021
42232303021011123032330
53033301241130433200
641314141130141524
72346563043023104
oct256631105331674
946470301450307
1012012102202300
1139113385a1592
1214200388818a4
13691975a89435
142d7563002204
1515c6e062d41a
hexaecc915b3bc

12012102202300 has 72 divisors (see below), whose sum is σ = 26163381373920. Its totient is φ = 4786942675200.

The previous prime is 12012102202283. The next prime is 12012102202357. The reversal of 12012102202300 is 320220121021.

It is a happy 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, 309084870 + ... + 309123730.

It is an arithmetic number, because the mean of its divisors is an integer number (363380296860).

Almost surely, 212012102202300 is an apocalyptic number.

12012102202300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012102202300 is an abundant number, since it is smaller than the sum of its proper divisors (14151279171620).

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

12012102202300 is a wasteful number, since it uses less digits than its factorization.

12012102202300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50311 (or 50304 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12012102202300 its reverse (320220121021), we get a palindrome (12332322323321).

The spelling of 12012102202300 in words is "twelve trillion, twelve billion, one hundred two million, two hundred two thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 277 554 1108 1385 2770 5540 6925 11159 13850 22318 27700 38861 44636 55795 77722 111590 155444 194305 223180 278975 388610 557950 777220 971525 1115900 1943050 3091043 3886100 6182086 10764497 12364172 15455215 21528994 30910430 43057988 53822485 61820860 77276075 107644970 154552150 215289940 269112425 309104300 433649899 538224850 867299798 1076449700 1734599596 2168249495 4336498990 8672997980 10841247475 21682494950 43364989900 120121022023 240242044046 480484088092 600605110115 1201210220230 2402420440460 3003025550575 6006051101150 12012102202300