11322220019989 has 2 divisors, whose sum is σ = 11322220019990. Its totient is φ = 11322220019988.

The previous prime is 11322220019963. The next prime is 11322220020047. The reversal of 11322220019989 is 98991002222311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11003484122500 + 318735897489 = 3317150^2 + 564567^2 .

It is a cyclic number.

It is not a de Polignac number, because 11322220019989 - 2¹³ = 11322220011797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11322220019909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661110009994 + 5661110009995.

It is an arithmetic number, because the mean of its divisors is an integer number (5661110009995).

Almost surely, 2^{11322220019989} is an apocalyptic number.

It is an amenable number.

11322220019989 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322220019989 is an equidigital number, since it uses as much as digits as its factorization.

11322220019989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 49.

The spelling of 11322220019989 in words is "eleven trillion, three hundred twenty-two billion, two hundred twenty million, nineteen thousand, nine hundred eighty-nine".