110021108201 has 2 divisors, whose sum is σ = 110021108202. Its totient is φ = 110021108200.

The previous prime is 110021108191. The next prime is 110021108207. The reversal of 110021108201 is 102801120011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106260352576 + 3760755625 = 325976^2 + 61325^2 .

It is an emirp because it is prime and its reverse (102801120011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110021108201 - 2⁶ = 110021108137 is a prime.

It is a super-2 number, since 2×110021108201² (a number of 23 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 110021108201.

It is not a weakly prime, because it can be changed into another prime (110021108207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010554100 + 55010554101.

It is an arithmetic number, because the mean of its divisors is an integer number (55010554101).

Almost surely, 2^110021108201 is an apocalyptic number.

It is an amenable number.

110021108201 is a deficient number, since it is larger than the sum of its proper divisors (1).

110021108201 is an equidigital number, since it uses as much as digits as its factorization.

110021108201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 110021108201 its reverse (102801120011), we get a palindrome (212822228212).

The spelling of 110021108201 in words is "one hundred ten billion, twenty-one million, one hundred eight thousand, two hundred one".