1012102201073 has 2 divisors, whose sum is σ = 1012102201074. Its totient is φ = 1012102201072.

The previous prime is 1012102201063. The next prime is 1012102201079. The reversal of 1012102201073 is 3701022012101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 999694023409 + 12408177664 = 999847^2 + 111392^2 .

It is an emirp because it is prime and its reverse (3701022012101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1012102201073 - 2²⁰ = 1012101152497 is a prime.

It is a super-2 number, since 2×1012102201073² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1012102201079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506051100536 + 506051100537.

It is an arithmetic number, because the mean of its divisors is an integer number (506051100537).

Almost surely, 2^{1012102201073} is an apocalyptic number.

It is an amenable number.

1012102201073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012102201073 is an equidigital number, since it uses as much as digits as its factorization.

1012102201073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 20.

Adding to 1012102201073 its reverse (3701022012101), we get a palindrome (4713124213174).

The spelling of 1012102201073 in words is "one trillion, twelve billion, one hundred two million, two hundred one thousand, seventy-three".