221102000101 has 2 divisors, whose sum is σ = 221102000102. Its totient is φ = 221102000100.

The previous prime is 221102000081. The next prime is 221102000113. The reversal of 221102000101 is 101000201122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151550597025 + 69551403076 = 389295^2 + 263726^2 .

It is a cyclic number.

It is not a de Polignac number, because 221102000101 - 2⁹ = 221101999589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221102007101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110551000050 + 110551000051.

It is an arithmetic number, because the mean of its divisors is an integer number (110551000051).

Almost surely, 2^221102000101 is an apocalyptic number.

It is an amenable number.

221102000101 is a deficient number, since it is larger than the sum of its proper divisors (1).

221102000101 is an equidigital number, since it uses as much as digits as its factorization.

221102000101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 221102000101 its reverse (101000201122), we get a palindrome (322102201223).

The spelling of 221102000101 in words is "two hundred twenty-one billion, one hundred two million, one hundred one", and thus it is an aban number.