1020323230247 has 2 divisors, whose sum is σ = 1020323230248. Its totient is φ = 1020323230246.

The previous prime is 1020323230229. The next prime is 1020323230249. The reversal of 1020323230247 is 7420323230201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1020323230247 - 2¹⁰ = 1020323229223 is a prime.

Together with 1020323230249, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020323230249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510161615123 + 510161615124.

It is an arithmetic number, because the mean of its divisors is an integer number (510161615124).

Almost surely, 2^{1020323230247} is an apocalyptic number.

1020323230247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020323230247 is an equidigital number, since it uses as much as digits as its factorization.

1020323230247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 29.

Adding to 1020323230247 its reverse (7420323230201), we get a palindrome (8440646460448).

The spelling of 1020323230247 in words is "one trillion, twenty billion, three hundred twenty-three million, two hundred thirty thousand, two hundred forty-seven".