230330311143 has 4 divisors (see below), whose sum is σ = 307107081528. Its totient is φ = 153553540760.

The previous prime is 230330311117. The next prime is 230330311153. The reversal of 230330311143 is 341113033032.

It is a happy number.

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 230330311143 - 2⁸ = 230330310887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230330311103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38388385188 + ... + 38388385193.

It is an arithmetic number, because the mean of its divisors is an integer number (76776770382).

Almost surely, 2^230330311143 is an apocalyptic number.

230330311143 is a deficient number, since it is larger than the sum of its proper divisors (76776770385).

230330311143 is an equidigital number, since it uses as much as digits as its factorization.

230330311143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76776770384.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 230330311143 its reverse (341113033032), we get a palindrome (571443344175).

The spelling of 230330311143 in words is "two hundred thirty billion, three hundred thirty million, three hundred eleven thousand, one hundred forty-three".