11221332303173 has 2 divisors, whose sum is σ = 11221332303174. Its totient is φ = 11221332303172.

The previous prime is 11221332303149. The next prime is 11221332303281. The reversal of 11221332303173 is 37130323312211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9321340229569 + 1899992073604 = 3053087^2 + 1378402^2 .

It is a cyclic number.

It is not a de Polignac number, because 11221332303173 - 2¹⁰ = 11221332302149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11221352303173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610666151586 + 5610666151587.

It is an arithmetic number, because the mean of its divisors is an integer number (5610666151587).

Almost surely, 2^{11221332303173} is an apocalyptic number.

It is an amenable number.

11221332303173 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221332303173 is an equidigital number, since it uses as much as digits as its factorization.

11221332303173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 32.

Adding to 11221332303173 its reverse (37130323312211), we get a palindrome (48351655615384).

The spelling of 11221332303173 in words is "eleven trillion, two hundred twenty-one billion, three hundred thirty-two million, three hundred three thousand, one hundred seventy-three".