1028202001193 has 2 divisors, whose sum is σ = 1028202001194. Its totient is φ = 1028202001192.

The previous prime is 1028202001109. The next prime is 1028202001201. The reversal of 1028202001193 is 3911002028201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 640132806889 + 388069194304 = 800083^2 + 622952^2 .

It is a cyclic number.

It is not a de Polignac number, because 1028202001193 - 2²⁰ = 1028200952617 is a prime.

It is not a weakly prime, because it can be changed into another prime (1028202001493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514101000596 + 514101000597.

It is an arithmetic number, because the mean of its divisors is an integer number (514101000597).

Almost surely, 2^{1028202001193} is an apocalyptic number.

It is an amenable number.

1028202001193 is a deficient number, since it is larger than the sum of its proper divisors (1).

1028202001193 is an equidigital number, since it uses as much as digits as its factorization.

1028202001193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 29.

Adding to 1028202001193 its reverse (3911002028201), we get a palindrome (4939204029394).

The spelling of 1028202001193 in words is "one trillion, twenty-eight billion, two hundred two million, one thousand, one hundred ninety-three".