1020231330193 has 2 divisors, whose sum is σ = 1020231330194. Its totient is φ = 1020231330192.

The previous prime is 1020231330187. The next prime is 1020231330289. The reversal of 1020231330193 is 3910331320201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 821022646609 + 199208683584 = 906103^2 + 446328^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020231330193 - 2⁵ = 1020231330161 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020231330113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510115665096 + 510115665097.

It is an arithmetic number, because the mean of its divisors is an integer number (510115665097).

Almost surely, 2^{1020231330193} is an apocalyptic number.

It is an amenable number.

1020231330193 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020231330193 is an equidigital number, since it uses as much as digits as its factorization.

1020231330193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 1020231330193 its reverse (3910331320201), we get a palindrome (4930562650394).

The spelling of 1020231330193 in words is "one trillion, twenty billion, two hundred thirty-one million, three hundred thirty thousand, one hundred ninety-three".