23431216622441 has 2 divisors, whose sum is σ = 23431216622442. Its totient is φ = 23431216622440.

The previous prime is 23431216622413. The next prime is 23431216622479. The reversal of 23431216622441 is 14422661213432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12585260000041 + 10845956622400 = 3547571^2 + 3293320^2 .

It is a cyclic number.

It is not a de Polignac number, because 23431216622441 - 2²² = 23431212428137 is a prime.

It is not a weakly prime, because it can be changed into another prime (23431216622491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11715608311220 + 11715608311221.

It is an arithmetic number, because the mean of its divisors is an integer number (11715608311221).

Almost surely, 2^{23431216622441} is an apocalyptic number.

It is an amenable number.

23431216622441 is a deficient number, since it is larger than the sum of its proper divisors (1).

23431216622441 is an equidigital number, since it uses as much as digits as its factorization.

23431216622441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 41.

Adding to 23431216622441 its reverse (14422661213432), we get a palindrome (37853877835873).

The spelling of 23431216622441 in words is "twenty-three trillion, four hundred thirty-one billion, two hundred sixteen million, six hundred twenty-two thousand, four hundred forty-one".