2021303222273 has 2 divisors, whose sum is σ = 2021303222274. Its totient is φ = 2021303222272.

The previous prime is 2021303222227. The next prime is 2021303222311. The reversal of 2021303222273 is 3722223031202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1995529167424 + 25774054849 = 1412632^2 + 160543^2 .

It is a cyclic number.

It is not a de Polignac number, because 2021303222273 - 2⁸ = 2021303222017 is a prime.

It is not a weakly prime, because it can be changed into another prime (2021303222473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010651611136 + 1010651611137.

It is an arithmetic number, because the mean of its divisors is an integer number (1010651611137).

Almost surely, 2^{2021303222273} is an apocalyptic number.

It is an amenable number.

2021303222273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021303222273 is an equidigital number, since it uses as much as digits as its factorization.

2021303222273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 29.

Adding to 2021303222273 its reverse (3722223031202), we get a palindrome (5743526253475).

The spelling of 2021303222273 in words is "two trillion, twenty-one billion, three hundred three million, two hundred twenty-two thousand, two hundred seventy-three".