24223310011421 has 2 divisors, whose sum is σ = 24223310011422. Its totient is φ = 24223310011420.

The previous prime is 24223310011379. The next prime is 24223310011447. The reversal of 24223310011421 is 12411001332242.

It is a happy number.

It is an a-pointer prime, because the next prime (24223310011447) can be obtained adding 24223310011421 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17556141900025 + 6667168111396 = 4190005^2 + 2582086^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24223310011421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24223310016421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12111655005710 + 12111655005711.

It is an arithmetic number, because the mean of its divisors is an integer number (12111655005711).

Almost surely, 2^{24223310011421} is an apocalyptic number.

It is an amenable number.

24223310011421 is a deficient number, since it is larger than the sum of its proper divisors (1).

24223310011421 is an equidigital number, since it uses as much as digits as its factorization.

24223310011421 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 26.

Adding to 24223310011421 its reverse (12411001332242), we get a palindrome (36634311343663).

The spelling of 24223310011421 in words is "twenty-four trillion, two hundred twenty-three billion, three hundred ten million, eleven thousand, four hundred twenty-one".