231302414143 has 2 divisors, whose sum is σ = 231302414144. Its totient is φ = 231302414142.

The previous prime is 231302414131. The next prime is 231302414183. The reversal of 231302414143 is 341414203132.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231302414143 - 2²¹ = 231300316991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231302414183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115651207071 + 115651207072.

It is an arithmetic number, because the mean of its divisors is an integer number (115651207072).

Almost surely, 2^231302414143 is an apocalyptic number.

231302414143 is a deficient number, since it is larger than the sum of its proper divisors (1).

231302414143 is an equidigital number, since it uses as much as digits as its factorization.

231302414143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 231302414143 its reverse (341414203132), we get a palindrome (572716617275).

The spelling of 231302414143 in words is "two hundred thirty-one billion, three hundred two million, four hundred fourteen thousand, one hundred forty-three".