12423330125143 has 4 divisors (see below), whose sum is σ = 14198091571600. Its totient is φ = 10648568678688.

The previous prime is 12423330125099. The next prime is 12423330125207. The reversal of 12423330125143 is 34152103332421.

12423330125143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12423330125143 - 2²¹ = 12423328027991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12423330125099 and 12423330125108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423330125743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 887380723218 + ... + 887380723231.

It is an arithmetic number, because the mean of its divisors is an integer number (3549522892900).

Almost surely, 2^{12423330125143} is an apocalyptic number.

12423330125143 is a deficient number, since it is larger than the sum of its proper divisors (1774761446457).

12423330125143 is an equidigital number, since it uses as much as digits as its factorization.

12423330125143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1774761446456.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 12423330125143 its reverse (34152103332421), we get a palindrome (46575433457564).

The spelling of 12423330125143 in words is "twelve trillion, four hundred twenty-three billion, three hundred thirty million, one hundred twenty-five thousand, one hundred forty-three".