1011020200097 has 2 divisors, whose sum is σ = 1011020200098. Its totient is φ = 1011020200096.

The previous prime is 1011020200049. The next prime is 1011020200123. The reversal of 1011020200097 is 7900020201101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 945725130256 + 65295069841 = 972484^2 + 255529^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011020200097 - 2¹⁸ = 1011019937953 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011020208097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505510100048 + 505510100049.

It is an arithmetic number, because the mean of its divisors is an integer number (505510100049).

Almost surely, 2^{1011020200097} is an apocalyptic number.

It is an amenable number.

1011020200097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011020200097 is an equidigital number, since it uses as much as digits as its factorization.

1011020200097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 23.

Adding to 1011020200097 its reverse (7900020201101), we get a palindrome (8911040401198).

The spelling of 1011020200097 in words is "one trillion, eleven billion, twenty million, two hundred thousand, ninety-seven".