23311404423247 has 2 divisors, whose sum is σ = 23311404423248. Its totient is φ = 23311404423246.

The previous prime is 23311404423221. The next prime is 23311404423341. The reversal of 23311404423247 is 74232440411332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23311404423247 - 2⁷ = 23311404423119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23311404423347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11655702211623 + 11655702211624.

It is an arithmetic number, because the mean of its divisors is an integer number (11655702211624).

Almost surely, 2^{23311404423247} is an apocalyptic number.

23311404423247 is a deficient number, since it is larger than the sum of its proper divisors (1).

23311404423247 is an equidigital number, since it uses as much as digits as its factorization.

23311404423247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 40.

Adding to 23311404423247 its reverse (74232440411332), we get a palindrome (97543844834579).

The spelling of 23311404423247 in words is "twenty-three trillion, three hundred eleven billion, four hundred four million, four hundred twenty-three thousand, two hundred forty-seven".