12230305147 has 2 divisors, whose sum is σ = 12230305148. Its totient is φ = 12230305146.

The previous prime is 12230305123. The next prime is 12230305159. The reversal of 12230305147 is 74150303221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12230305147 is a prime.

It is not a weakly prime, because it can be changed into another prime (12230305117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115152573 + 6115152574.

It is an arithmetic number, because the mean of its divisors is an integer number (6115152574).

Almost surely, 2^12230305147 is an apocalyptic number.

12230305147 is a deficient number, since it is larger than the sum of its proper divisors (1).

12230305147 is an equidigital number, since it uses as much as digits as its factorization.

12230305147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

Adding to 12230305147 its reverse (74150303221), we get a palindrome (86380608368).

The spelling of 12230305147 in words is "twelve billion, two hundred thirty million, three hundred five thousand, one hundred forty-seven".