Search a number
-
+
12201112012207 is a prime number
BaseRepresentation
bin1011000110001100101011…
…1100101000010110101111
31121012102012110210212021011
42301203022330220112233
53044400334133342312
641541040302250051
72366333633632426
oct261431274502657
947172173725234
1012201112012207
11398450a715258
1214507a7886927
136a6738207141
143027736482bd
151625a3ceeda7
hexb18caf285af

12201112012207 has 2 divisors, whose sum is σ = 12201112012208. Its totient is φ = 12201112012206.

The previous prime is 12201112012121. The next prime is 12201112012247. The reversal of 12201112012207 is 70221021110221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12201112012207 - 211 = 12201112010159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12201112012247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100556006103 + 6100556006104.

It is an arithmetic number, because the mean of its divisors is an integer number (6100556006104).

Almost surely, 212201112012207 is an apocalyptic number.

12201112012207 is a deficient number, since it is larger than the sum of its proper divisors (1).

12201112012207 is an equidigital number, since it uses as much as digits as its factorization.

12201112012207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 12201112012207 its reverse (70221021110221), we get a palindrome (82422133122428).

The spelling of 12201112012207 in words is "twelve trillion, two hundred one billion, one hundred twelve million, twelve thousand, two hundred seven".