20224242193 has 2 divisors, whose sum is σ = 20224242194. Its totient is φ = 20224242192.

The previous prime is 20224242191. The next prime is 20224242211. The reversal of 20224242193 is 39124242202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20222830849 + 1411344 = 142207^2 + 1188^2 .

It is a cyclic number.

It is not a de Polignac number, because 20224242193 - 2¹ = 20224242191 is a prime.

It is a super-2 number, since 2×20224242193² (a number of 21 digits) contains 22 as substring.

Together with 20224242191, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20224242191) 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, 10112121096 + 10112121097.

It is an arithmetic number, because the mean of its divisors is an integer number (10112121097).

Almost surely, 2^20224242193 is an apocalyptic number.

It is an amenable number.

20224242193 is a deficient number, since it is larger than the sum of its proper divisors (1).

20224242193 is an equidigital number, since it uses as much as digits as its factorization.

20224242193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 20224242193 its reverse (39124242202), we get a palindrome (59348484395).

The spelling of 20224242193 in words is "twenty billion, two hundred twenty-four million, two hundred forty-two thousand, one hundred ninety-three".