11201221211099 has 2 divisors, whose sum is σ = 11201221211100. Its totient is φ = 11201221211098.

The previous prime is 11201221211057. The next prime is 11201221211123. The reversal of 11201221211099 is 99011212210211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11201221211099 - 2³² = 11196926243803 is a prime.

It is not a weakly prime, because it can be changed into another prime (11201221211009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600610605549 + 5600610605550.

It is an arithmetic number, because the mean of its divisors is an integer number (5600610605550).

Almost surely, 2^{11201221211099} is an apocalyptic number.

11201221211099 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201221211099 is an equidigital number, since it uses as much as digits as its factorization.

11201221211099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 32.

The spelling of 11201221211099 in words is "eleven trillion, two hundred one billion, two hundred twenty-one million, two hundred eleven thousand, ninety-nine".