1103222103281 has 2 divisors, whose sum is σ = 1103222103282. Its totient is φ = 1103222103280.

The previous prime is 1103222103209. The next prime is 1103222103337. The reversal of 1103222103281 is 1823012223011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 840734951056 + 262487152225 = 916916^2 + 512335^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103222103281 is a prime.

It is a super-2 number, since 2×1103222103281² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1103222103281.

It is not a weakly prime, because it can be changed into another prime (1103222103481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551611051640 + 551611051641.

It is an arithmetic number, because the mean of its divisors is an integer number (551611051641).

Almost surely, 2^{1103222103281} is an apocalyptic number.

It is an amenable number.

1103222103281 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103222103281 is an equidigital number, since it uses as much as digits as its factorization.

1103222103281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 1103222103281 its reverse (1823012223011), we get a palindrome (2926234326292).

The spelling of 1103222103281 in words is "one trillion, one hundred three billion, two hundred twenty-two million, one hundred three thousand, two hundred eighty-one".