1020051020273 has 2 divisors, whose sum is σ = 1020051020274. Its totient is φ = 1020051020272.

The previous prime is 1020051020201. The next prime is 1020051020279. The reversal of 1020051020273 is 3720201500201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1000414042849 + 19636977424 = 1000207^2 + 140132^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020051020273 - 2¹⁴ = 1020051003889 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020051020279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510025510136 + 510025510137.

It is an arithmetic number, because the mean of its divisors is an integer number (510025510137).

Almost surely, 2^{1020051020273} is an apocalyptic number.

It is an amenable number.

1020051020273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020051020273 is an equidigital number, since it uses as much as digits as its factorization.

1020051020273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

Adding to 1020051020273 its reverse (3720201500201), we get a palindrome (4740252520474).

The spelling of 1020051020273 in words is "one trillion, twenty billion, fifty-one million, twenty thousand, two hundred seventy-three".