231340124011 has 2 divisors, whose sum is σ = 231340124012. Its totient is φ = 231340124010.

The previous prime is 231340123997. The next prime is 231340124033. The reversal of 231340124011 is 110421043132.

It is an a-pointer prime, because the next prime (231340124033) can be obtained adding 231340124011 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231340124011 - 2¹¹ = 231340121963 is a prime.

It is not a weakly prime, because it can be changed into another prime (231340125011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115670062005 + 115670062006.

It is an arithmetic number, because the mean of its divisors is an integer number (115670062006).

Almost surely, 2^231340124011 is an apocalyptic number.

231340124011 is a deficient number, since it is larger than the sum of its proper divisors (1).

231340124011 is an equidigital number, since it uses as much as digits as its factorization.

231340124011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 231340124011 its reverse (110421043132), we get a palindrome (341761167143).

The spelling of 231340124011 in words is "two hundred thirty-one billion, three hundred forty million, one hundred twenty-four thousand, eleven".