20323212023 has 2 divisors, whose sum is σ = 20323212024. Its totient is φ = 20323212022.

The previous prime is 20323212017. The next prime is 20323212067. The reversal of 20323212023 is 32021232302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20323212023 - 2²⁴ = 20306434807 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20323211986 and 20323212004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20323212073) 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, 10161606011 + 10161606012.

It is an arithmetic number, because the mean of its divisors is an integer number (10161606012).

Almost surely, 2^20323212023 is an apocalyptic number.

20323212023 is a deficient number, since it is larger than the sum of its proper divisors (1).

20323212023 is an equidigital number, since it uses as much as digits as its factorization.

20323212023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 20323212023 its reverse (32021232302), we get a palindrome (52344444325).

The spelling of 20323212023 in words is "twenty billion, three hundred twenty-three million, two hundred twelve thousand, twenty-three".