22199891141 has 2 divisors, whose sum is σ = 22199891142. Its totient is φ = 22199891140.

The previous prime is 22199891107. The next prime is 22199891173. The reversal of 22199891141 is 14119899122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12308793025 + 9891098116 = 110945^2 + 99454^2 .

It is a cyclic number.

It is not a de Polignac number, because 22199891141 - 2²² = 22195696837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22199891641) 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, 11099945570 + 11099945571.

It is an arithmetic number, because the mean of its divisors is an integer number (11099945571).

Almost surely, 2^22199891141 is an apocalyptic number.

It is an amenable number.

22199891141 is a deficient number, since it is larger than the sum of its proper divisors (1).

22199891141 is an equidigital number, since it uses as much as digits as its factorization.

22199891141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 47.

The spelling of 22199891141 in words is "twenty-two billion, one hundred ninety-nine million, eight hundred ninety-one thousand, one hundred forty-one".