20134343323 has 4 divisors (see below), whose sum is σ = 20136975048. Its totient is φ = 20131711600.

The previous prime is 20134343311. The next prime is 20134343347. The reversal of 20134343323 is 32334343102.

It is a happy number.

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 20134343323 - 2²⁵ = 20100788891 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20134343291 and 20134343300.

It is not an unprimeable number, because it can be changed into a prime (20134343393) 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, 1304353 + ... + 1319698.

It is an arithmetic number, because the mean of its divisors is an integer number (5034243762).

Almost surely, 2^20134343323 is an apocalyptic number.

20134343323 is a deficient number, since it is larger than the sum of its proper divisors (2631725).

20134343323 is an equidigital number, since it uses as much as digits as its factorization.

20134343323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2631724.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 20134343323 its reverse (32334343102), we get a palindrome (52468686425).

The spelling of 20134343323 in words is "twenty billion, one hundred thirty-four million, three hundred forty-three thousand, three hundred twenty-three".