233223423331 has 2 divisors, whose sum is σ = 233223423332. Its totient is φ = 233223423330.

The previous prime is 233223423311. The next prime is 233223423383. The reversal of 233223423331 is 133324322332.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233223423331 is a prime.

It is a super-2 number, since 2×233223423331² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 233223423293 and 233223423302.

It is not a weakly prime, because it can be changed into another prime (233223423311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116611711665 + 116611711666.

It is an arithmetic number, because the mean of its divisors is an integer number (116611711666).

Almost surely, 2^233223423331 is an apocalyptic number.

233223423331 is a deficient number, since it is larger than the sum of its proper divisors (1).

233223423331 is an equidigital number, since it uses as much as digits as its factorization.

233223423331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 31.

Adding to 233223423331 its reverse (133324322332), we get a palindrome (366547745663).

The spelling of 233223423331 in words is "two hundred thirty-three billion, two hundred twenty-three million, four hundred twenty-three thousand, three hundred thirty-one".