230303211 has 4 divisors (see below), whose sum is σ = 307070952. Its totient is φ = 153535472.

The previous prime is 230303173. The next prime is 230303219. The reversal of 230303211 is 112303032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230303211 - 2¹⁸ = 230041067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230303219) 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 in 3 ways as a sum of consecutive naturals, for example, 38383866 + ... + 38383871.

It is an arithmetic number, because the mean of its divisors is an integer number (76767738).

Almost surely, 2^230303211 is an apocalyptic number.

230303211 is a deficient number, since it is larger than the sum of its proper divisors (76767741).

230303211 is an equidigital number, since it uses as much as digits as its factorization.

230303211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76767740.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 230303211 is about 15175.7441662674. The cubic root of 230303211 is about 612.9616886091.

Adding to 230303211 its reverse (112303032), we get a palindrome (342606243).

It can be divided in two parts, 2303032 and 11, that multiplied together give a palindrome (25333352).

The spelling of 230303211 in words is "two hundred thirty million, three hundred three thousand, two hundred eleven".