11234210191 has 2 divisors, whose sum is σ = 11234210192. Its totient is φ = 11234210190.

The previous prime is 11234210179. The next prime is 11234210201. The reversal of 11234210191 is 19101243211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11234210191 - 2¹¹ = 11234208143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11234210101) 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, 5617105095 + 5617105096.

It is an arithmetic number, because the mean of its divisors is an integer number (5617105096).

Almost surely, 2^11234210191 is an apocalyptic number.

11234210191 is a deficient number, since it is larger than the sum of its proper divisors (1).

11234210191 is an equidigital number, since it uses as much as digits as its factorization.

11234210191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 11234210191 in words is "eleven billion, two hundred thirty-four million, two hundred ten thousand, one hundred ninety-one".