11222120002109 has 2 divisors, whose sum is σ = 11222120002110. Its totient is φ = 11222120002108.

The previous prime is 11222120002099. The next prime is 11222120002123. The reversal of 11222120002109 is 90120002122211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9086926889209 + 2135193112900 = 3014453^2 + 1461230^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11222120002109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11222120002139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611060001054 + 5611060001055.

It is an arithmetic number, because the mean of its divisors is an integer number (5611060001055).

Almost surely, 2^{11222120002109} is an apocalyptic number.

It is an amenable number.

11222120002109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222120002109 is an equidigital number, since it uses as much as digits as its factorization.

11222120002109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 11222120002109 in words is "eleven trillion, two hundred twenty-two billion, one hundred twenty million, two thousand, one hundred nine".