23231012243 has 2 divisors, whose sum is σ = 23231012244. Its totient is φ = 23231012242.

The previous prime is 23231012197. The next prime is 23231012291. The reversal of 23231012243 is 34221013232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23231012243 - 2⁸ = 23231011987 is a prime.

It is not a weakly prime, because it can be changed into another prime (23231012143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11615506121 + 11615506122.

It is an arithmetic number, because the mean of its divisors is an integer number (11615506122).

Almost surely, 2^23231012243 is an apocalyptic number.

23231012243 is a deficient number, since it is larger than the sum of its proper divisors (1).

23231012243 is an equidigital number, since it uses as much as digits as its factorization.

23231012243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 23231012243 its reverse (34221013232), we get a palindrome (57452025475).

The spelling of 23231012243 in words is "twenty-three billion, two hundred thirty-one million, twelve thousand, two hundred forty-three".