1222101201109 has 2 divisors, whose sum is σ = 1222101201110. Its totient is φ = 1222101201108.

The previous prime is 1222101201071. The next prime is 1222101201149. The reversal of 1222101201109 is 9011021012221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 987545025009 + 234556176100 = 993753^2 + 484310^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222101201109 - 2⁷ = 1222101200981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1222101201109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222101201149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611050600554 + 611050600555.

It is an arithmetic number, because the mean of its divisors is an integer number (611050600555).

Almost surely, 2^{1222101201109} is an apocalyptic number.

It is an amenable number.

1222101201109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222101201109 is an equidigital number, since it uses as much as digits as its factorization.

1222101201109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 1222101201109 in words is "one trillion, two hundred twenty-two billion, one hundred one million, two hundred one thousand, one hundred nine".