11012221010249 has 2 divisors, whose sum is σ = 11012221010250. Its totient is φ = 11012221010248.

The previous prime is 11012221010123. The next prime is 11012221010257. The reversal of 11012221010249 is 94201012221011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10937287422649 + 74933587600 = 3307157^2 + 273740^2 .

It is a cyclic number.

It is not a de Polignac number, because 11012221010249 - 2¹⁶ = 11012220944713 is a prime.

It is not a weakly prime, because it can be changed into another prime (11012221610249) 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, 5506110505124 + 5506110505125.

It is an arithmetic number, because the mean of its divisors is an integer number (5506110505125).

Almost surely, 2^{11012221010249} is an apocalyptic number.

It is an amenable number.

11012221010249 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012221010249 is an equidigital number, since it uses as much as digits as its factorization.

11012221010249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 11012221010249 in words is "eleven trillion, twelve billion, two hundred twenty-one million, ten thousand, two hundred forty-nine".