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212143000201 = 11295312547643
BaseRepresentation
bin1100010110010010110…
…1010100101010001001
3202021120121111000020121
43011210231110222021
511433432102001301
6241242424423241
721220046514646
oct3054455245211
9667517430217
10212143000201
1181a73213a60
1235146317b21
131700aca17b2
14a3a6ac4dcd
1557b95403a1
hex3164b54a89

212143000201 has 16 divisors (see below), whose sum is σ = 243926199360. Its totient is φ = 182693667520.

The previous prime is 212143000193. The next prime is 212143000219. The reversal of 212143000201 is 102000341212.

It is a cyclic number.

It is not a de Polignac number, because 212143000201 - 23 = 212143000193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212143000301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6256915 + ... + 6290728.

It is an arithmetic number, because the mean of its divisors is an integer number (15245387460).

Almost surely, 2212143000201 is an apocalyptic number.

It is an amenable number.

212143000201 is a deficient number, since it is larger than the sum of its proper divisors (31783199159).

212143000201 is a wasteful number, since it uses less digits than its factorization.

212143000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12547736.

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

Adding to 212143000201 its reverse (102000341212), we get a palindrome (314143341413).

The spelling of 212143000201 in words is "two hundred twelve billion, one hundred forty-three million, two hundred one", and thus it is an aban number.

Divisors: 1 11 29 53 319 583 1537 16907 12547643 138024073 363881647 665025079 4002698117 7315275869 19285727291 212143000201