20223201423 has 4 divisors (see below), whose sum is σ = 26964268568. Its totient is φ = 13482134280.

The previous prime is 20223201413. The next prime is 20223201443. The reversal of 20223201423 is 32410232202.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 20223201423 - 2²⁹ = 19686330511 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20223201423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20223201403) 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 in 3 ways as a sum of consecutive naturals, for example, 3370533568 + ... + 3370533573.

It is an arithmetic number, because the mean of its divisors is an integer number (6741067142).

Almost surely, 2^20223201423 is an apocalyptic number.

20223201423 is a deficient number, since it is larger than the sum of its proper divisors (6741067145).

20223201423 is an equidigital number, since it uses as much as digits as its factorization.

20223201423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6741067144.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20223201423 its reverse (32410232202), we get a palindrome (52633433625).

The spelling of 20223201423 in words is "twenty billion, two hundred twenty-three million, two hundred one thousand, four hundred twenty-three".