20323052405223 has 32 divisors (see below), whose sum is σ = 28555925798400. Its totient is φ = 12821062320000.

The previous prime is 20323052405171. The next prime is 20323052405233. The reversal of 20323052405223 is 32250425032302.

It is not a de Polignac number, because 20323052405223 - 2²⁶ = 20322985296359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20323052405233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 335162118 + ... + 335222748.

It is an arithmetic number, because the mean of its divisors is an integer number (892372681200).

Almost surely, 2^{20323052405223} is an apocalyptic number.

20323052405223 is a deficient number, since it is larger than the sum of its proper divisors (8232873393177).

20323052405223 is a wasteful number, since it uses less digits than its factorization.

20323052405223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67223.

The product of its (nonzero) digits is 86400, while the sum is 33.

Adding to 20323052405223 its reverse (32250425032302), we get a palindrome (52573477437525).

The spelling of 20323052405223 in words is "twenty trillion, three hundred twenty-three billion, fifty-two million, four hundred five thousand, two hundred twenty-three".