230220323311 has 4 divisors (see below), whose sum is σ = 251149443624. Its totient is φ = 209291203000.

The previous prime is 230220323287. The next prime is 230220323327. The reversal of 230220323311 is 113323022032.

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

It is not a de Polignac number, because 230220323311 - 2⁷ = 230220323183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230220323111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10464560140 + ... + 10464560161.

It is an arithmetic number, because the mean of its divisors is an integer number (62787360906).

Almost surely, 2^230220323311 is an apocalyptic number.

230220323311 is a deficient number, since it is larger than the sum of its proper divisors (20929120313).

230220323311 is a wasteful number, since it uses less digits than its factorization.

230220323311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20929120312.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 230220323311 its reverse (113323022032), we get a palindrome (343543345343).

The spelling of 230220323311 in words is "two hundred thirty billion, two hundred twenty million, three hundred twenty-three thousand, three hundred eleven".