110313322311221 has 2 divisors, whose sum is σ = 110313322311222. Its totient is φ = 110313322311220.

The previous prime is 110313322311197. The next prime is 110313322311253. The reversal of 110313322311221 is 122113223313011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76947738384196 + 33365583927025 = 8771986^2 + 5776295^2 .

It is a cyclic number.

It is not a de Polignac number, because 110313322311221 - 2³⁴ = 110296142442037 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110313322311121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55156661155610 + 55156661155611.

It is an arithmetic number, because the mean of its divisors is an integer number (55156661155611).

Almost surely, 2^{110313322311221} is an apocalyptic number.

It is an amenable number.

110313322311221 is a deficient number, since it is larger than the sum of its proper divisors (1).

110313322311221 is an equidigital number, since it uses as much as digits as its factorization.

110313322311221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 110313322311221 its reverse (122113223313011), we get a palindrome (232426545624232).

The spelling of 110313322311221 in words is "one hundred ten trillion, three hundred thirteen billion, three hundred twenty-two million, three hundred eleven thousand, two hundred twenty-one".