1122206321321 has 2 divisors, whose sum is σ = 1122206321322. Its totient is φ = 1122206321320.

The previous prime is 1122206321287. The next prime is 1122206321339. The reversal of 1122206321321 is 1231236022211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 671475358096 + 450730963225 = 819436^2 + 671365^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122206321321 - 2²⁶ = 1122139212457 is a prime.

It is a super-2 number, since 2×1122206321321² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1122206321351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561103160660 + 561103160661.

It is an arithmetic number, because the mean of its divisors is an integer number (561103160661).

Almost surely, 2^{1122206321321} is an apocalyptic number.

It is an amenable number.

1122206321321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122206321321 is an equidigital number, since it uses as much as digits as its factorization.

1122206321321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 1122206321321 in words is "one trillion, one hundred twenty-two billion, two hundred six million, three hundred twenty-one thousand, three hundred twenty-one".