12323233143 has 12 divisors (see below), whose sum is σ = 19169473960. Its totient is φ = 7583528016.

The previous prime is 12323232979. The next prime is 12323233171. The reversal of 12323233143 is 34133232321.

12323233143 is a `hidden beast` number, since 1 + 2 + 323 + 2 + 331 + 4 + 3 = 666.

It is not a de Polignac number, because 12323233143 - 2¹³ = 12323224951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323233943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52663273 + ... + 52663506.

Almost surely, 2^12323233143 is an apocalyptic number.

12323233143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12323233143 is a deficient number, since it is larger than the sum of its proper divisors (6846240817).

12323233143 is a wasteful number, since it uses less digits than its factorization.

12323233143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105326798 (or 105326795 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

Adding to 12323233143 its reverse (34133232321), we get a palindrome (46456465464).

The spelling of 12323233143 in words is "twelve billion, three hundred twenty-three million, two hundred thirty-three thousand, one hundred forty-three".