11221330331333 has 2 divisors, whose sum is σ = 11221330331334. Its totient is φ = 11221330331332.

The previous prime is 11221330331317. The next prime is 11221330331363. The reversal of 11221330331333 is 33313303312211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10857169980484 + 364160350849 = 3295022^2 + 603457^2 .

It is a cyclic number.

It is not a de Polignac number, because 11221330331333 - 2⁴ = 11221330331317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11221330331296 and 11221330331305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11221330331363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610665165666 + 5610665165667.

It is an arithmetic number, because the mean of its divisors is an integer number (5610665165667).

Almost surely, 2^{11221330331333} is an apocalyptic number.

It is an amenable number.

11221330331333 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221330331333 is an equidigital number, since it uses as much as digits as its factorization.

11221330331333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 29.

Adding to 11221330331333 its reverse (33313303312211), we get a palindrome (44534633643544).

The spelling of 11221330331333 in words is "eleven trillion, two hundred twenty-one billion, three hundred thirty million, three hundred thirty-one thousand, three hundred thirty-three".