20230204823 has 2 divisors, whose sum is σ = 20230204824. Its totient is φ = 20230204822.

The previous prime is 20230204807. The next prime is 20230204889. The reversal of 20230204823 is 32840203202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20230204823 - 2⁴ = 20230204807 is a prime.

It is a super-2 number, since 2×20230204823² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20230204792 and 20230204801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20230209823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115102411 + 10115102412.

It is an arithmetic number, because the mean of its divisors is an integer number (10115102412).

Almost surely, 2^20230204823 is an apocalyptic number.

20230204823 is a deficient number, since it is larger than the sum of its proper divisors (1).

20230204823 is an equidigital number, since it uses as much as digits as its factorization.

20230204823 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 26.

The spelling of 20230204823 in words is "twenty billion, two hundred thirty million, two hundred four thousand, eight hundred twenty-three".