110221321201 has 2 divisors, whose sum is σ = 110221321202. Its totient is φ = 110221321200.

The previous prime is 110221321181. The next prime is 110221321229. The reversal of 110221321201 is 102123122011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82842654976 + 27378666225 = 287824^2 + 165465^2 .

It is an emirp because it is prime and its reverse (102123122011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110221321201 - 2²⁵ = 110187766769 is a prime.

It is not a weakly prime, because it can be changed into another prime (110221321241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55110660600 + 55110660601.

It is an arithmetic number, because the mean of its divisors is an integer number (55110660601).

Almost surely, 2^110221321201 is an apocalyptic number.

It is an amenable number.

110221321201 is a deficient number, since it is larger than the sum of its proper divisors (1).

110221321201 is an equidigital number, since it uses as much as digits as its factorization.

110221321201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 110221321201 its reverse (102123122011), we get a palindrome (212344443212).

The spelling of 110221321201 in words is "one hundred ten billion, two hundred twenty-one million, three hundred twenty-one thousand, two hundred one".