229490201 has 2 divisors, whose sum is σ = 229490202. Its totient is φ = 229490200.

The previous prime is 229490167. The next prime is 229490203. The reversal of 229490201 is 102094922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142086400 + 87403801 = 11920^2 + 9349^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229490201 is a prime.

Together with 229490203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (229490203) 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, 114745100 + 114745101.

It is an arithmetic number, because the mean of its divisors is an integer number (114745101).

Almost surely, 2^229490201 is an apocalyptic number.

It is an amenable number.

229490201 is a deficient number, since it is larger than the sum of its proper divisors (1).

229490201 is an equidigital number, since it uses as much as digits as its factorization.

229490201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 229490201 is about 15148.9339888984. The cubic root of 229490201 is about 612.2395514080.

The spelling of 229490201 in words is "two hundred twenty-nine million, four hundred ninety thousand, two hundred one".