233230530311 has 6 divisors (see below), whose sum is σ = 246151889712. Its totient is φ = 220955238900.

The previous prime is 233230530307. The next prime is 233230530317. The reversal of 233230530311 is 113035032332.

It is not a de Polignac number, because 233230530311 - 2² = 233230530307 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 (233230530317) 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 5 ways as a sum of consecutive naturals, for example, 323033615 + ... + 323034336.

It is an arithmetic number, because the mean of its divisors is an integer number (41025314952).

Almost surely, 2^233230530311 is an apocalyptic number.

233230530311 is a deficient number, since it is larger than the sum of its proper divisors (12921359401).

233230530311 is an equidigital number, since it uses as much as digits as its factorization.

233230530311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646067989 (or 646067970 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 26.

Adding to 233230530311 its reverse (113035032332), we get a palindrome (346265562643).

The spelling of 233230530311 in words is "two hundred thirty-three billion, two hundred thirty million, five hundred thirty thousand, three hundred eleven".