20323322023423 has 2 divisors, whose sum is σ = 20323322023424. Its totient is φ = 20323322023422.

The previous prime is 20323322023409. The next prime is 20323322023453. The reversal of 20323322023423 is 32432022332302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20323322023423 - 2¹³ = 20323322015231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20323322023453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10161661011711 + 10161661011712.

It is an arithmetic number, because the mean of its divisors is an integer number (10161661011712).

Almost surely, 2^{20323322023423} is an apocalyptic number.

20323322023423 is a deficient number, since it is larger than the sum of its proper divisors (1).

20323322023423 is an equidigital number, since it uses as much as digits as its factorization.

20323322023423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 31.

Adding to 20323322023423 its reverse (32432022332302), we get a palindrome (52755344355725).

The spelling of 20323322023423 in words is "twenty trillion, three hundred twenty-three billion, three hundred twenty-two million, twenty-three thousand, four hundred twenty-three".