11201002091 has 2 divisors, whose sum is σ = 11201002092. Its totient is φ = 11201002090.

The previous prime is 11201002073. The next prime is 11201002129. The reversal of 11201002091 is 19020010211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11201002091 - 2¹⁰ = 11201001067 is a prime.

It is not a weakly prime, because it can be changed into another prime (11201002061) 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, 5600501045 + 5600501046.

It is an arithmetic number, because the mean of its divisors is an integer number (5600501046).

Almost surely, 2^11201002091 is an apocalyptic number.

11201002091 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201002091 is an equidigital number, since it uses as much as digits as its factorization.

11201002091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 11201002091 in words is "eleven billion, two hundred one million, two thousand, ninety-one".