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12200102202212 = 2216301187106653
BaseRepresentation
bin1011000110001000111011…
…0000100000101101100100
31121012022121002200012100222
42301202032300200231210
53044341302130432322
641540352150423512
72366266622453111
oct261421660405544
947168532605328
1012200102202212
113984041701041
121450565661b98
136a6606c43a32
143026b94a5908
15162545331e42
hexb188ec20b64

12200102202212 has 12 divisors (see below), whose sum is σ = 21351488714556. Its totient is φ = 6099676855200.

The previous prime is 12200102202133. The next prime is 12200102202221. The reversal of 12200102202212 is 21220220100221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11354702866276 + 845399335936 = 3369674^2 + 919456^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93488123 + ... + 93618530.

It is an arithmetic number, because the mean of its divisors is an integer number (1779290726213).

Almost surely, 212200102202212 is an apocalyptic number.

It is an amenable number.

12200102202212 is a deficient number, since it is larger than the sum of its proper divisors (9151386512344).

12200102202212 is a wasteful number, since it uses less digits than its factorization.

12200102202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187122958 (or 187122956 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12200102202212 its reverse (21220220100221), we get a palindrome (33420322302433).

The spelling of 12200102202212 in words is "twelve trillion, two hundred billion, one hundred two million, two hundred two thousand, two hundred twelve".

Divisors: 1 2 4 16301 32602 65204 187106653 374213306 748426612 3050025550553 6100051101106 12200102202212