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12202200012 = 2237179199911
BaseRepresentation
bin10110101110100111…
…01100101111001100
31011111101120222121210
423113103230233030
5144442230400022
65334451254420
7611244663102
oct132723545714
934441528553
1012202200012
1151a1907522
1224465aa410
1311c600c2c2
1483a813c72
154b63b1a0c
hex2d74ecbcc

12202200012 has 96 divisors (see below), whose sum is σ = 29417472000. Its totient is φ = 3935131200.

The previous prime is 12202200011. The next prime is 12202200047. The reversal of 12202200012 is 21000220221.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (12202200011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13393837 + ... + 13394747.

It is an arithmetic number, because the mean of its divisors is an integer number (306432000).

Almost surely, 212202200012 is an apocalyptic number.

12202200012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12202200012 is an abundant number, since it is smaller than the sum of its proper divisors (17215271988).

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

12202200012 is a wasteful number, since it uses less digits than its factorization.

12202200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267 (or 1265 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 12202200012 its reverse (21000220221), we get a palindrome (33202420233).

The spelling of 12202200012 in words is "twelve billion, two hundred two million, two hundred thousand, twelve".

Divisors: 1 2 3 4 6 12 71 79 142 158 199 213 237 284 316 398 426 474 597 796 852 911 948 1194 1822 2388 2733 3644 5466 5609 10932 11218 14129 15721 16827 22436 28258 31442 33654 42387 47163 56516 62884 64681 67308 71969 84774 94326 129362 143938 169548 181289 188652 194043 215907 258724 287876 362578 388086 431814 543867 725156 776172 863628 1087734 1116191 2175468 2232382 3348573 4464764 5109799 6697146 10219598 12871519 13394292 14321831 15329397 20439196 25743038 28643662 30658794 38614557 42965493 51486076 57287324 61317588 77229114 85930986 154458228 171861972 1016850001 2033700002 3050550003 4067400004 6101100006 12202200012