23304411421 has 2 divisors, whose sum is σ = 23304411422. Its totient is φ = 23304411420.

The previous prime is 23304411367. The next prime is 23304411467. The reversal of 23304411421 is 12411440332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18346702500 + 4957708921 = 135450^2 + 70411^2 .

It is a cyclic number.

It is not a de Polignac number, because 23304411421 - 2¹⁵ = 23304378653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23304411491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11652205710 + 11652205711.

It is an arithmetic number, because the mean of its divisors is an integer number (11652205711).

Almost surely, 2^23304411421 is an apocalyptic number.

It is an amenable number.

23304411421 is a deficient number, since it is larger than the sum of its proper divisors (1).

23304411421 is an equidigital number, since it uses as much as digits as its factorization.

23304411421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 23304411421 its reverse (12411440332), we get a palindrome (35715851753).

The spelling of 23304411421 in words is "twenty-three billion, three hundred four million, four hundred eleven thousand, four hundred twenty-one".