20220044423 has 2 divisors, whose sum is σ = 20220044424. Its totient is φ = 20220044422.

The previous prime is 20220044401. The next prime is 20220044447. The reversal of 20220044423 is 32444002202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20220044423 - 2¹⁸ = 20219782279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20220044483) 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, 10110022211 + 10110022212.

It is an arithmetic number, because the mean of its divisors is an integer number (10110022212).

Almost surely, 2^20220044423 is an apocalyptic number.

20220044423 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220044423 is an equidigital number, since it uses as much as digits as its factorization.

20220044423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 20220044423 its reverse (32444002202), we get a palindrome (52664046625).

The spelling of 20220044423 in words is "twenty billion, two hundred twenty million, forty-four thousand, four hundred twenty-three".