221110101011099 has 2 divisors, whose sum is σ = 221110101011100. Its totient is φ = 221110101011098.

The previous prime is 221110101011087. The next prime is 221110101011171. The reversal of 221110101011099 is 990110101011122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 221110101011099 - 2²⁰ = 221110099962523 is a prime.

It is not a weakly prime, because it can be changed into another prime (221110101011029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110555050505549 + 110555050505550.

It is an arithmetic number, because the mean of its divisors is an integer number (110555050505550).

Almost surely, 2^{221110101011099} is an apocalyptic number.

221110101011099 is a deficient number, since it is larger than the sum of its proper divisors (1).

221110101011099 is an equidigital number, since it uses as much as digits as its factorization.

221110101011099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 29.

The spelling of 221110101011099 in words is "two hundred twenty-one trillion, one hundred ten billion, one hundred one million, eleven thousand, ninety-nine".