12325230143 has 4 divisors (see below), whose sum is σ = 12383643768. Its totient is φ = 12266816520.

The previous prime is 12325230131. The next prime is 12325230157. The reversal of 12325230143 is 34103252321.

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 12325230143 - 2⁸ = 12325229887 is a prime.

It is a super-2 number, since 2×12325230143² (a number of 21 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12325230103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29206496 + ... + 29206917.

It is an arithmetic number, because the mean of its divisors is an integer number (3095910942).

Almost surely, 2^12325230143 is an apocalyptic number.

12325230143 is a deficient number, since it is larger than the sum of its proper divisors (58413625).

12325230143 is an equidigital number, since it uses as much as digits as its factorization.

12325230143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58413624.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 12325230143 its reverse (34103252321), we get a palindrome (46428482464).

The spelling of 12325230143 in words is "twelve billion, three hundred twenty-five million, two hundred thirty thousand, one hundred forty-three".