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12203 is a prime number
BaseRepresentation
bin10111110101011
3121201222
42332223
5342303
6132255
750402
oct27653
917658
1012203
119194
12708b
135729
144639
153938
hex2fab

12203 has 2 divisors, whose sum is σ = 12204. Its totient is φ = 12202.

The previous prime is 12197. The next prime is 12211. The reversal of 12203 is 30221.

It is an a-pointer prime, because the next prime (12211) can be obtained adding 12203 to its sum of digits (8).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12203 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101 + 6102.

It is an arithmetic number, because the mean of its divisors is an integer number (6102).

212203 is an apocalyptic number.

12203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12203 is an equidigital number, since it uses as much as digits as its factorization.

12203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 12203 is about 110.4671896990. The cubic root of 12203 is about 23.0226619738.

Adding to 12203 its reverse (30221), we get a palindrome (42424).

The spelling of 12203 in words is "twelve thousand, two hundred three", and thus it is an iban number.