11201101022009 has 2 divisors, whose sum is σ = 11201101022010. Its totient is φ = 11201101022008.

The previous prime is 11201101021997. The next prime is 11201101022039. The reversal of 11201101022009 is 90022010110211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6649193431609 + 4551907590400 = 2578603^2 + 2133520^2 .

It is a cyclic number.

It is not a de Polignac number, because 11201101022009 - 2²⁴ = 11201084244793 is a prime.

It is not a weakly prime, because it can be changed into another prime (11201101022039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600550511004 + 5600550511005.

It is an arithmetic number, because the mean of its divisors is an integer number (5600550511005).

Almost surely, 2^{11201101022009} is an apocalyptic number.

It is an amenable number.

11201101022009 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201101022009 is an equidigital number, since it uses as much as digits as its factorization.

11201101022009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 11201101022009 in words is "eleven trillion, two hundred one billion, one hundred one million, twenty-two thousand, nine".