110221121113321 has 2 divisors, whose sum is σ = 110221121113322. Its totient is φ = 110221121113320.

The previous prime is 110221121113309. The next prime is 110221121113339. The reversal of 110221121113321 is 123311121122011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103860455528025 + 6360665585296 = 10191195^2 + 2522036^2 .

It is an emirp because it is prime and its reverse (123311121122011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110221121113321 - 2¹³ = 110221121105129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110221121113292 and 110221121113301.

It is not a weakly prime, because it can be changed into another prime (110221121113361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55110560556660 + 55110560556661.

It is an arithmetic number, because the mean of its divisors is an integer number (55110560556661).

Almost surely, 2^{110221121113321} is an apocalyptic number.

It is an amenable number.

110221121113321 is a deficient number, since it is larger than the sum of its proper divisors (1).

110221121113321 is an equidigital number, since it uses as much as digits as its factorization.

110221121113321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 110221121113321 its reverse (123311121122011), we get a palindrome (233532242235332).

The spelling of 110221121113321 in words is "one hundred ten trillion, two hundred twenty-one billion, one hundred twenty-one million, one hundred thirteen thousand, three hundred twenty-one".