12143123303 has 8 divisors (see below), whose sum is σ = 12291635616. Its totient is φ = 11995200000.

The previous prime is 12143123197. The next prime is 12143123323. The reversal of 12143123303 is 30332134121.

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

It is a cyclic number.

It is not a de Polignac number, because 12143123303 - 2¹⁰ = 12143122279 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 (12143123323) 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, 105698 + ... + 188303.

It is an arithmetic number, because the mean of its divisors is an integer number (1536454452).

Almost surely, 2^12143123303 is an apocalyptic number.

12143123303 is a deficient number, since it is larger than the sum of its proper divisors (148512313).

12143123303 is a wasteful number, since it uses less digits than its factorization.

12143123303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294505.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 12143123303 its reverse (30332134121), we get a palindrome (42475257424).

The spelling of 12143123303 in words is "twelve billion, one hundred forty-three million, one hundred twenty-three thousand, three hundred three".