11321222021273 has 2 divisors, whose sum is σ = 11321222021274. Its totient is φ = 11321222021272.

The previous prime is 11321222021227. The next prime is 11321222021297. The reversal of 11321222021273 is 37212022212311.

11321222021273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8777158741129 + 2544063280144 = 2962627^2 + 1595012^2 .

It is a cyclic number.

It is not a de Polignac number, because 11321222021273 - 2⁶ = 11321222021209 is a prime.

It is not a weakly prime, because it can be changed into another prime (11321222023273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660611010636 + 5660611010637.

It is an arithmetic number, because the mean of its divisors is an integer number (5660611010637).

Almost surely, 2^{11321222021273} is an apocalyptic number.

It is an amenable number.

11321222021273 is a deficient number, since it is larger than the sum of its proper divisors (1).

11321222021273 is an equidigital number, since it uses as much as digits as its factorization.

11321222021273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 11321222021273 its reverse (37212022212311), we get a palindrome (48533244233584).

The spelling of 11321222021273 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-two million, twenty-one thousand, two hundred seventy-three".