231242324147 has 2 divisors, whose sum is σ = 231242324148. Its totient is φ = 231242324146.

The previous prime is 231242324123. The next prime is 231242324171. The reversal of 231242324147 is 741423242132.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (231242324123) and next prime (231242324171).

It is a cyclic number.

It is not a de Polignac number, because 231242324147 - 2⁶ = 231242324083 is a prime.

It is not a weakly prime, because it can be changed into another prime (231242324347) 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, 115621162073 + 115621162074.

It is an arithmetic number, because the mean of its divisors is an integer number (115621162074).

Almost surely, 2^231242324147 is an apocalyptic number.

231242324147 is a deficient number, since it is larger than the sum of its proper divisors (1).

231242324147 is an equidigital number, since it uses as much as digits as its factorization.

231242324147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 35.

Adding to 231242324147 its reverse (741423242132), we get a palindrome (972665566279).

The spelling of 231242324147 in words is "two hundred thirty-one billion, two hundred forty-two million, three hundred twenty-four thousand, one hundred forty-seven".