2112304143323 has 16 divisors (see below), whose sum is σ = 2378729720832. Its totient is φ = 1858281588000.

The previous prime is 2112304143269. The next prime is 2112304143337. The reversal of 2112304143323 is 3233414032112.

It is a cyclic number.

It is not a de Polignac number, because 2112304143323 - 2¹⁸ = 2112303881179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112304143343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18469865 + ... + 18583877.

It is an arithmetic number, because the mean of its divisors is an integer number (148670607552).

Almost surely, 2^{2112304143323} is an apocalyptic number.

2112304143323 is a deficient number, since it is larger than the sum of its proper divisors (266425577509).

2112304143323 is a wasteful number, since it uses less digits than its factorization.

2112304143323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168386.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 2112304143323 its reverse (3233414032112), we get a palindrome (5345718175435).

The spelling of 2112304143323 in words is "two trillion, one hundred twelve billion, three hundred four million, one hundred forty-three thousand, three hundred twenty-three".