20323303224097 has 2 divisors, whose sum is σ = 20323303224098. Its totient is φ = 20323303224096.

The previous prime is 20323303224089. The next prime is 20323303224121. The reversal of 20323303224097 is 79042230332302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19178829044496 + 1144474179601 = 4379364^2 + 1069801^2 .

It is a cyclic number.

It is not a de Polignac number, because 20323303224097 - 2³ = 20323303224089 is a prime.

It is not a weakly prime, because it can be changed into another prime (20323303228097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10161651612048 + 10161651612049.

It is an arithmetic number, because the mean of its divisors is an integer number (10161651612049).

Almost surely, 2^{20323303224097} is an apocalyptic number.

It is an amenable number.

20323303224097 is a deficient number, since it is larger than the sum of its proper divisors (1).

20323303224097 is an equidigital number, since it uses as much as digits as its factorization.

20323303224097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 40.

Adding to 20323303224097 its reverse (79042230332302), we get a palindrome (99365533556399).

The spelling of 20323303224097 in words is "twenty trillion, three hundred twenty-three billion, three hundred three million, two hundred twenty-four thousand, ninety-seven".