22024300342021 has 2 divisors, whose sum is σ = 22024300342022. Its totient is φ = 22024300342020.

The previous prime is 22024300342019. The next prime is 22024300342063. The reversal of 22024300342021 is 12024300342022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21534342341121 + 489958000900 = 4640511^2 + 699970^2 .

It is a cyclic number.

It is not a de Polignac number, because 22024300342021 - 2¹ = 22024300342019 is a prime.

Together with 22024300342019, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22024300342621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11012150171010 + 11012150171011.

It is an arithmetic number, because the mean of its divisors is an integer number (11012150171011).

Almost surely, 2^{22024300342021} is an apocalyptic number.

It is an amenable number.

22024300342021 is a deficient number, since it is larger than the sum of its proper divisors (1).

22024300342021 is an equidigital number, since it uses as much as digits as its factorization.

22024300342021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22024300342021 its reverse (12024300342022), we get a palindrome (34048600684043).

Subtracting from 22024300342021 its reverse (12024300342022), we obtain a palindrome (9999999999999).

The spelling of 22024300342021 in words is "twenty-two trillion, twenty-four billion, three hundred million, three hundred forty-two thousand, twenty-one".