222348101 has 2 divisors, whose sum is σ = 222348102. Its totient is φ = 222348100.

The previous prime is 222348097. The next prime is 222348131. The reversal of 222348101 is 101843222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209380900 + 12967201 = 14470^2 + 3601^2 .

It is a cyclic number.

It is not a de Polignac number, because 222348101 - 2² = 222348097 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222348131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111174050 + 111174051.

It is an arithmetic number, because the mean of its divisors is an integer number (111174051).

Almost surely, 2^222348101 is an apocalyptic number.

It is an amenable number.

222348101 is a deficient number, since it is larger than the sum of its proper divisors (1).

222348101 is an equidigital number, since it uses as much as digits as its factorization.

222348101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 222348101 is about 14911.3413548212. The cubic root of 222348101 is about 605.8212111490.

The spelling of 222348101 in words is "two hundred twenty-two million, three hundred forty-eight thousand, one hundred one".