20334144323 has 4 divisors (see below), whose sum is σ = 20345512320. Its totient is φ = 20322776328.

The previous prime is 20334144319. The next prime is 20334144367. The reversal of 20334144323 is 32344143302.

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 20334144323 - 2² = 20334144319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20334144923) 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, 5681315 + ... + 5684892.

It is an arithmetic number, because the mean of its divisors is an integer number (5086378080).

Almost surely, 2^20334144323 is an apocalyptic number.

20334144323 is a deficient number, since it is larger than the sum of its proper divisors (11367997).

20334144323 is a wasteful number, since it uses less digits than its factorization.

20334144323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11367996.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 20334144323 its reverse (32344143302), we get a palindrome (52678287625).

The spelling of 20334144323 in words is "twenty billion, three hundred thirty-four million, one hundred forty-four thousand, three hundred twenty-three".