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12106201 is a prime number
BaseRepresentation
bin101110001011…
…100111011001
3211210001120211
4232023213121
511044344301
61111251121
7204621022
oct56134731
924701524
1012106201
116919628
124079aa1
13267b443
141871c49
1510e2051
hexb8b9d9

12106201 has 2 divisors, whose sum is σ = 12106202. Its totient is φ = 12106200.

The previous prime is 12106183. The next prime is 12106217. The reversal of 12106201 is 10260121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7371225 + 4734976 = 2715^2 + 2176^2 .

It is a cyclic number.

It is not a de Polignac number, because 12106201 - 25 = 12106169 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12106231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6053100 + 6053101.

It is an arithmetic number, because the mean of its divisors is an integer number (6053101).

Almost surely, 212106201 is an apocalyptic number.

It is an amenable number.

12106201 is a deficient number, since it is larger than the sum of its proper divisors (1).

12106201 is an equidigital number, since it uses as much as digits as its factorization.

12106201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 12106201 is about 3479.3966430978. The cubic root of 12106201 is about 229.6162535993.

Adding to 12106201 its reverse (10260121), we get a palindrome (22366322).

The spelling of 12106201 in words is "twelve million, one hundred six thousand, two hundred one".