20134143323 has 8 divisors (see below), whose sum is σ = 23013446880. Its totient is φ = 17255589120.

The previous prime is 20134143317. The next prime is 20134143331. The reversal of 20134143323 is 32334143102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20134143323 - 2¹⁶ = 20134077787 is a prime.

It is a super-2 number, since 2×20134143323² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20134143292 and 20134143301.

It is not an unprimeable number, because it can be changed into a prime (20134143343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128528 + ... + 238301.

It is an arithmetic number, because the mean of its divisors is an integer number (2876680860).

Almost surely, 2^20134143323 is an apocalyptic number.

20134143323 is a deficient number, since it is larger than the sum of its proper divisors (2879303557).

20134143323 is an equidigital number, since it uses as much as digits as its factorization.

20134143323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374677.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 20134143323 its reverse (32334143102), we get a palindrome (52468286425).

The spelling of 20134143323 in words is "twenty billion, one hundred thirty-four million, one hundred forty-three thousand, three hundred twenty-three".