23543023331 has 2 divisors, whose sum is σ = 23543023332. Its totient is φ = 23543023330.

The previous prime is 23543023319. The next prime is 23543023333. The reversal of 23543023331 is 13332034532.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23543023331 - 2²⁶ = 23475914467 is a prime.

It is a super-2 number, since 2×23543023331² (a number of 22 digits) contains 22 as substring.

Together with 23543023333, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 23543023294 and 23543023303.

It is not a weakly prime, because it can be changed into another prime (23543023333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11771511665 + 11771511666.

It is an arithmetic number, because the mean of its divisors is an integer number (11771511666).

Almost surely, 2^23543023331 is an apocalyptic number.

23543023331 is a deficient number, since it is larger than the sum of its proper divisors (1).

23543023331 is an equidigital number, since it uses as much as digits as its factorization.

23543023331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 29.

Adding to 23543023331 its reverse (13332034532), we get a palindrome (36875057863).

The spelling of 23543023331 in words is "twenty-three billion, five hundred forty-three million, twenty-three thousand, three hundred thirty-one".