233230021223 has 4 divisors (see below), whose sum is σ = 238918558368. Its totient is φ = 227541484080.

The previous prime is 233230021217. The next prime is 233230021237. The reversal of 233230021223 is 322120032332.

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 233230021223 - 2⁴ = 233230021207 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 (233230021723) 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, 2844268511 + ... + 2844268592.

It is an arithmetic number, because the mean of its divisors is an integer number (59729639592).

Almost surely, 2^233230021223 is an apocalyptic number.

233230021223 is a deficient number, since it is larger than the sum of its proper divisors (5688537145).

233230021223 is an equidigital number, since it uses as much as digits as its factorization.

233230021223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5688537144.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 233230021223 its reverse (322120032332), we get a palindrome (555350053555).

The spelling of 233230021223 in words is "two hundred thirty-three billion, two hundred thirty million, twenty-one thousand, two hundred twenty-three".