221102110027 has 2 divisors, whose sum is σ = 221102110028. Its totient is φ = 221102110026.

The previous prime is 221102109989. The next prime is 221102110057. The reversal of 221102110027 is 720011201122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221102110027 - 2¹⁹ = 221101585739 is a prime.

It is a super-2 number, since 2×221102110027² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221102109986 and 221102110013.

It is not a weakly prime, because it can be changed into another prime (221102110057) 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, 110551055013 + 110551055014.

It is an arithmetic number, because the mean of its divisors is an integer number (110551055014).

Almost surely, 2^221102110027 is an apocalyptic number.

221102110027 is a deficient number, since it is larger than the sum of its proper divisors (1).

221102110027 is an equidigital number, since it uses as much as digits as its factorization.

221102110027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 221102110027 its reverse (720011201122), we get a palindrome (941113311149).

The spelling of 221102110027 in words is "two hundred twenty-one billion, one hundred two million, one hundred ten thousand, twenty-seven".