20341323223 has 4 divisors (see below), whose sum is σ = 21906040408. Its totient is φ = 18776606040.

The previous prime is 20341323209. The next prime is 20341323229. The reversal of 20341323223 is 32232314302.

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

It is a cyclic number.

It is not a de Polignac number, because 20341323223 - 2⁹ = 20341322711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20341323229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 782358573 + ... + 782358598.

It is an arithmetic number, because the mean of its divisors is an integer number (5476510102).

Almost surely, 2^20341323223 is an apocalyptic number.

20341323223 is a deficient number, since it is larger than the sum of its proper divisors (1564717185).

20341323223 is a wasteful number, since it uses less digits than its factorization.

20341323223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564717184.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 20341323223 its reverse (32232314302), we get a palindrome (52573637525).

The spelling of 20341323223 in words is "twenty billion, three hundred forty-one million, three hundred twenty-three thousand, two hundred twenty-three".