231331552343 has 2 divisors, whose sum is σ = 231331552344. Its totient is φ = 231331552342.

The previous prime is 231331552337. The next prime is 231331552351. The reversal of 231331552343 is 343255133132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231331552343 - 2¹⁴ = 231331535959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231331552043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115665776171 + 115665776172.

It is an arithmetic number, because the mean of its divisors is an integer number (115665776172).

Almost surely, 2^231331552343 is an apocalyptic number.

231331552343 is a deficient number, since it is larger than the sum of its proper divisors (1).

231331552343 is an equidigital number, since it uses as much as digits as its factorization.

231331552343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 35.

Adding to 231331552343 its reverse (343255133132), we get a palindrome (574586685475).

The spelling of 231331552343 in words is "two hundred thirty-one billion, three hundred thirty-one million, five hundred fifty-two thousand, three hundred forty-three".