1122109122947 has 2 divisors, whose sum is σ = 1122109122948. Its totient is φ = 1122109122946.

The previous prime is 1122109122931. The next prime is 1122109122991. The reversal of 1122109122947 is 7492219012211.

It is a weak prime.

It is an emirp because it is prime and its reverse (7492219012211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1122109122947 - 2⁴ = 1122109122931 is a prime.

It is not a weakly prime, because it can be changed into another prime (1122109122997) 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, 561054561473 + 561054561474.

It is an arithmetic number, because the mean of its divisors is an integer number (561054561474).

Almost surely, 2^{1122109122947} is an apocalyptic number.

1122109122947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122109122947 is an equidigital number, since it uses as much as digits as its factorization.

1122109122947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 41.

The spelling of 1122109122947 in words is "one trillion, one hundred twenty-two billion, one hundred nine million, one hundred twenty-two thousand, nine hundred forty-seven".