11122279229 has 2 divisors, whose sum is σ = 11122279230. Its totient is φ = 11122279228.

The previous prime is 11122279177. The next prime is 11122279241. The reversal of 11122279229 is 92297222111.

11122279229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10739176900 + 383102329 = 103630^2 + 19573^2 .

It is an emirp because it is prime and its reverse (92297222111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11122279229 - 2¹² = 11122275133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11122279192 and 11122279201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11122279249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561139614 + 5561139615.

It is an arithmetic number, because the mean of its divisors is an integer number (5561139615).

Almost surely, 2^11122279229 is an apocalyptic number.

It is an amenable number.

11122279229 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122279229 is an equidigital number, since it uses as much as digits as its factorization.

11122279229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 38.

The spelling of 11122279229 in words is "eleven billion, one hundred twenty-two million, two hundred seventy-nine thousand, two hundred twenty-nine".