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11212204207 is a prime number
BaseRepresentation
bin10100111000100110…
…01010100010101111
31001221101201222200111
422130103022202233
5140430311013312
65052324240451
7544564110001
oct123423124257
931841658614
1011212204207
114833aa6a76
12220ab40127
131098b95879
1478514c371
154595098a7
hex29c4ca8af

11212204207 has 2 divisors, whose sum is σ = 11212204208. Its totient is φ = 11212204206.

The previous prime is 11212204193. The next prime is 11212204273. The reversal of 11212204207 is 70240221211.

11212204207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (70240221211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11212204207 - 27 = 11212204079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11212204907) 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 as a sum of consecutive naturals, namely, 5606102103 + 5606102104.

It is an arithmetic number, because the mean of its divisors is an integer number (5606102104).

Almost surely, 211212204207 is an apocalyptic number.

11212204207 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212204207 is an equidigital number, since it uses as much as digits as its factorization.

11212204207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 11212204207 its reverse (70240221211), we get a palindrome (81452425418).

The spelling of 11212204207 in words is "eleven billion, two hundred twelve million, two hundred four thousand, two hundred seven".