11200022191 has 2 divisors, whose sum is σ = 11200022192. Its totient is φ = 11200022190.

The previous prime is 11200022189. The next prime is 11200022213. The reversal of 11200022191 is 19122000211.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (19122000211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11200022191 - 2¹ = 11200022189 is a prime.

Together with 11200022189, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11200026191) 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, 5600011095 + 5600011096.

It is an arithmetic number, because the mean of its divisors is an integer number (5600011096).

Almost surely, 2^11200022191 is an apocalyptic number.

11200022191 is a deficient number, since it is larger than the sum of its proper divisors (1).

11200022191 is an equidigital number, since it uses as much as digits as its factorization.

11200022191 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 19.

The spelling of 11200022191 in words is "eleven billion, two hundred million, twenty-two thousand, one hundred ninety-one".