23310444412421 has 2 divisors, whose sum is σ = 23310444412422. Its totient is φ = 23310444412420.

The previous prime is 23310444412417. The next prime is 23310444412459. The reversal of 23310444412421 is 12421444401332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19651143227521 + 3659301184900 = 4432961^2 + 1912930^2 .

It is a cyclic number.

It is not a de Polignac number, because 23310444412421 - 2² = 23310444412417 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23310444412621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11655222206210 + 11655222206211.

It is an arithmetic number, because the mean of its divisors is an integer number (11655222206211).

Almost surely, 2^{23310444412421} is an apocalyptic number.

It is an amenable number.

23310444412421 is a deficient number, since it is larger than the sum of its proper divisors (1).

23310444412421 is an equidigital number, since it uses as much as digits as its factorization.

23310444412421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 23310444412421 its reverse (12421444401332), we get a palindrome (35731888813753).

The spelling of 23310444412421 in words is "twenty-three trillion, three hundred ten billion, four hundred forty-four million, four hundred twelve thousand, four hundred twenty-one".