12143431303 has 2 divisors, whose sum is σ = 12143431304. Its totient is φ = 12143431302.

The previous prime is 12143431301. The next prime is 12143431367. The reversal of 12143431303 is 30313434121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12143431303 - 2¹ = 12143431301 is a prime.

Together with 12143431301, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12143431301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6071715651 + 6071715652.

It is an arithmetic number, because the mean of its divisors is an integer number (6071715652).

Almost surely, 2^12143431303 is an apocalyptic number.

12143431303 is a deficient number, since it is larger than the sum of its proper divisors (1).

12143431303 is an equidigital number, since it uses as much as digits as its factorization.

12143431303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 12143431303 its reverse (30313434121), we get a palindrome (42456865424).

The spelling of 12143431303 in words is "twelve billion, one hundred forty-three million, four hundred thirty-one thousand, three hundred three".