110020602221 has 2 divisors, whose sum is σ = 110020602222. Its totient is φ = 110020602220.

The previous prime is 110020602191. The next prime is 110020602233. The reversal of 110020602221 is 122206020011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105566508100 + 4454094121 = 324910^2 + 66739^2 .

It is an emirp because it is prime and its reverse (122206020011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110020602221 - 2¹⁴ = 110020585837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110020602221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110020602271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010301110 + 55010301111.

It is an arithmetic number, because the mean of its divisors is an integer number (55010301111).

Almost surely, 2^110020602221 is an apocalyptic number.

It is an amenable number.

110020602221 is a deficient number, since it is larger than the sum of its proper divisors (1).

110020602221 is an equidigital number, since it uses as much as digits as its factorization.

110020602221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 110020602221 its reverse (122206020011), we get a palindrome (232226622232).

The spelling of 110020602221 in words is "one hundred ten billion, twenty million, six hundred two thousand, two hundred twenty-one".