110220502081 has 2 divisors, whose sum is σ = 110220502082. Its totient is φ = 110220502080.

The previous prime is 110220502013. The next prime is 110220502127. The reversal of 110220502081 is 180205022011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92771413056 + 17449089025 = 304584^2 + 132095^2 .

It is a cyclic number.

It is not a de Polignac number, because 110220502081 - 2³¹ = 108073018433 is a prime.

It is a super-2 number, since 2×110220502081² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (110220502001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55110251040 + 55110251041.

It is an arithmetic number, because the mean of its divisors is an integer number (55110251041).

Almost surely, 2^110220502081 is an apocalyptic number.

It is an amenable number.

110220502081 is a deficient number, since it is larger than the sum of its proper divisors (1).

110220502081 is an equidigital number, since it uses as much as digits as its factorization.

110220502081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 110220502081 its reverse (180205022011), we get a palindrome (290425524092).

The spelling of 110220502081 in words is "one hundred ten billion, two hundred twenty million, five hundred two thousand, eighty-one".