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230668201 is a prime number
BaseRepresentation
bin11011011111110…
…11011110101001
3121002001011021201
431233323132221
5433022340301
634520004201
75500435021
oct1557733651
9532034251
10230668201
1110922a485
1265300661
1338a3447a
14228c6a81
15153b6201
hexdbfb7a9

230668201 has 2 divisors, whose sum is σ = 230668202. Its totient is φ = 230668200.

The previous prime is 230668199. The next prime is 230668253. The reversal of 230668201 is 102866032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179560000 + 51108201 = 13400^2 + 7149^2 .

It is a cyclic number.

It is not a de Polignac number, because 230668201 - 21 = 230668199 is a prime.

Together with 230668199, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 230668201.

It is not a weakly prime, because it can be changed into another prime (230668901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115334100 + 115334101.

It is an arithmetic number, because the mean of its divisors is an integer number (115334101).

Almost surely, 2230668201 is an apocalyptic number.

It is an amenable number.

230668201 is a deficient number, since it is larger than the sum of its proper divisors (1).

230668201 is an equidigital number, since it uses as much as digits as its factorization.

230668201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 230668201 is about 15187.7648454274. The cubic root of 230668201 is about 613.2853297798.

It can be divided in two parts, 2306 and 68201, that added together give a palindrome (70507).

The spelling of 230668201 in words is "two hundred thirty million, six hundred sixty-eight thousand, two hundred one".