22111101443 has 2 divisors, whose sum is σ = 22111101444. Its totient is φ = 22111101442.

The previous prime is 22111101433. The next prime is 22111101503. The reversal of 22111101443 is 34410111122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22111101443 - 2²² = 22106907139 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (22111101433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055550721 + 11055550722.

It is an arithmetic number, because the mean of its divisors is an integer number (11055550722).

Almost surely, 2^22111101443 is an apocalyptic number.

22111101443 is a deficient number, since it is larger than the sum of its proper divisors (1).

22111101443 is an equidigital number, since it uses as much as digits as its factorization.

22111101443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 22111101443 its reverse (34410111122), we get a palindrome (56521212565).

The spelling of 22111101443 in words is "twenty-two billion, one hundred eleven million, one hundred one thousand, four hundred forty-three".