11220199999 has 2 divisors, whose sum is σ = 11220200000. Its totient is φ = 11220199998.

The previous prime is 11220199997. The next prime is 11220200003. The reversal of 11220199999 is 99999102211.

It is a weak prime.

It is an emirp because it is prime and its reverse (99999102211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11220199999 - 2¹ = 11220199997 is a prime.

Together with 11220199997, 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 (11220199993) 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, 5610099999 + 5610100000.

It is an arithmetic number, because the mean of its divisors is an integer number (5610100000).

Almost surely, 2^11220199999 is an apocalyptic number.

11220199999 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220199999 is an equidigital number, since it uses as much as digits as its factorization.

11220199999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 236196, while the sum is 52.

The spelling of 11220199999 in words is "eleven billion, two hundred twenty million, one hundred ninety-nine thousand, nine hundred ninety-nine".