11221310329 has 2 divisors, whose sum is σ = 11221310330. Its totient is φ = 11221310328.

The previous prime is 11221310323. The next prime is 11221310351. The reversal of 11221310329 is 92301312211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6284842729 + 4936467600 = 79277^2 + 70260^2 .

It is a cyclic number.

It is not a de Polignac number, because 11221310329 - 2⁵ = 11221310297 is a prime.

It is not a weakly prime, because it can be changed into another prime (11221310323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610655164 + 5610655165.

It is an arithmetic number, because the mean of its divisors is an integer number (5610655165).

Almost surely, 2^11221310329 is an apocalyptic number.

It is an amenable number.

11221310329 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221310329 is an equidigital number, since it uses as much as digits as its factorization.

11221310329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 11221310329 in words is "eleven billion, two hundred twenty-one million, three hundred ten thousand, three hundred twenty-nine".