233213220323 has 4 divisors (see below), whose sum is σ = 245487600360. Its totient is φ = 220938840288.

The previous prime is 233213220293. The next prime is 233213220343. The reversal of 233213220323 is 323022312332.

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 233213220323 - 2⁸ = 233213220067 is a prime.

It is a super-2 number, since 2×233213220323² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 233213220292 and 233213220301.

It is not an unprimeable number, because it can be changed into a prime (233213220343) 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, 6137189990 + ... + 6137190027.

It is an arithmetic number, because the mean of its divisors is an integer number (61371900090).

Almost surely, 2^233213220323 is an apocalyptic number.

233213220323 is a deficient number, since it is larger than the sum of its proper divisors (12274380037).

233213220323 is a wasteful number, since it uses less digits than its factorization.

233213220323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12274380036.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 233213220323 its reverse (323022312332), we get a palindrome (556235532655).

The spelling of 233213220323 in words is "two hundred thirty-three billion, two hundred thirteen million, two hundred twenty thousand, three hundred twenty-three".