11321222002109 has 2 divisors, whose sum is σ = 11321222002110. Its totient is φ = 11321222002108.

The previous prime is 11321222002019. The next prime is 11321222002121. The reversal of 11321222002109 is 90120022212311.

Together with previous prime (11321222002019) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11198426424025 + 122795578084 = 3346405^2 + 350422^2 .

It is a cyclic number.

It is not a de Polignac number, because 11321222002109 - 2¹² = 11321221998013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11321222002199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660611001054 + 5660611001055.

It is an arithmetic number, because the mean of its divisors is an integer number (5660611001055).

Almost surely, 2^{11321222002109} is an apocalyptic number.

It is an amenable number.

11321222002109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11321222002109 is an equidigital number, since it uses as much as digits as its factorization.

11321222002109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 11321222002109 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-two million, two thousand, one hundred nine".