11100011221097 has 2 divisors, whose sum is σ = 11100011221098. Its totient is φ = 11100011221096.

The previous prime is 11100011221073. The next prime is 11100011221141. The reversal of 11100011221097 is 79012211000111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10347100989481 + 752910231616 = 3216691^2 + 867704^2 .

It is an emirp because it is prime and its reverse (79012211000111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11100011221097 - 2¹⁴ = 11100011204713 is a prime.

It is not a weakly prime, because it can be changed into another prime (11100011220097) 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, 5550005610548 + 5550005610549.

It is an arithmetic number, because the mean of its divisors is an integer number (5550005610549).

Almost surely, 2^{11100011221097} is an apocalyptic number.

It is an amenable number.

11100011221097 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100011221097 is an equidigital number, since it uses as much as digits as its factorization.

11100011221097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 26.

The spelling of 11100011221097 in words is "eleven trillion, one hundred billion, eleven million, two hundred twenty-one thousand, ninety-seven".