2321322247 has 2 divisors, whose sum is σ = 2321322248. Its totient is φ = 2321322246.

The previous prime is 2321322221. The next prime is 2321322271. The reversal of 2321322247 is 7422231232.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2321322247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2321322947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160661123 + 1160661124.

It is an arithmetic number, because the mean of its divisors is an integer number (1160661124).

Almost surely, 2^2321322247 is an apocalyptic number.

2321322247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321322247 is an equidigital number, since it uses as much as digits as its factorization.

2321322247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 28.

The square root of 2321322247 is about 48180.1021895969. The cubic root of 2321322247 is about 1324.0726387663.

Adding to 2321322247 its reverse (7422231232), we get a palindrome (9743553479).

The spelling of 2321322247 in words is "two billion, three hundred twenty-one million, three hundred twenty-two thousand, two hundred forty-seven".