221102222200229 has 2 divisors, whose sum is σ = 221102222200230. Its totient is φ = 221102222200228.

The previous prime is 221102222200187. The next prime is 221102222200231. The reversal of 221102222200229 is 922002222201122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167399736273025 + 53702485927204 = 12938305^2 + 7328198^2 .

It is a cyclic number.

It is not a de Polignac number, because 221102222200229 - 2¹⁶ = 221102222134693 is a prime.

Together with 221102222200231, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221102222200289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110551111100114 + 110551111100115.

It is an arithmetic number, because the mean of its divisors is an integer number (110551111100115).

Almost surely, 2^{221102222200229} is an apocalyptic number.

It is an amenable number.

221102222200229 is a deficient number, since it is larger than the sum of its proper divisors (1).

221102222200229 is an equidigital number, since it uses as much as digits as its factorization.

221102222200229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 221102222200229 in words is "two hundred twenty-one trillion, one hundred two billion, two hundred twenty-two million, two hundred thousand, two hundred twenty-nine".