22000311191 has 2 divisors, whose sum is σ = 22000311192. Its totient is φ = 22000311190.

The previous prime is 22000311173. The next prime is 22000311211. The reversal of 22000311191 is 19111300022.

It is an a-pointer prime, because the next prime (22000311211) can be obtained adding 22000311191 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22000311191 - 2²⁶ = 21933202327 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22000311101) 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, 11000155595 + 11000155596.

It is an arithmetic number, because the mean of its divisors is an integer number (11000155596).

Almost surely, 2^22000311191 is an apocalyptic number.

22000311191 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000311191 is an equidigital number, since it uses as much as digits as its factorization.

22000311191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 22000311191 in words is "twenty-two billion, three hundred eleven thousand, one hundred ninety-one".