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12201201102 = 2317325574597
BaseRepresentation
bin10110101110011111…
…11000110111001110
31011111022201020101010
423113033320313032
5144442001413402
65334414030050
7611233332606
oct132717706716
934438636333
1012201201102
1151a1294a82
1224461a8326
1311c5a4c72c
1483a633c06
154b6265a6c
hex2d73f8dce

12201201102 has 32 divisors (see below), whose sum is σ = 24558396192. Its totient is φ = 4041097344.

The previous prime is 12201201091. The next prime is 12201201157. The reversal of 12201201102 is 20110210221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2651868 + ... + 2656464.

It is an arithmetic number, because the mean of its divisors is an integer number (767449881).

Almost surely, 212201201102 is an apocalyptic number.

12201201102 is an abundant number, since it is smaller than the sum of its proper divisors (12357195090).

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

12201201102 is a wasteful number, since it uses less digits than its factorization.

12201201102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7332.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12201201102 its reverse (20110210221), we get a palindrome (32311411323).

The spelling of 12201201102 in words is "twelve billion, two hundred one million, two hundred one thousand, one hundred two".

Divisors: 1 2 3 6 173 346 519 1038 2557 4597 5114 7671 9194 13791 15342 27582 442361 795281 884722 1327083 1590562 2385843 2654166 4771686 11754529 23509058 35263587 70527174 2033533517 4067067034 6100600551 12201201102