22112333221009 has 2 divisors, whose sum is σ = 22112333221010. Its totient is φ = 22112333221008.

The previous prime is 22112333220997. The next prime is 22112333221079. The reversal of 22112333221009 is 90012233321122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11950136868609 + 10162196352400 = 3456897^2 + 3187820^2 .

It is a cyclic number.

It is not a de Polignac number, because 22112333221009 - 2⁷ = 22112333220881 is a prime.

It is not a weakly prime, because it can be changed into another prime (22112333221079) 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, 11056166610504 + 11056166610505.

It is an arithmetic number, because the mean of its divisors is an integer number (11056166610505).

Almost surely, 2^{22112333221009} is an apocalyptic number.

It is an amenable number.

22112333221009 is a deficient number, since it is larger than the sum of its proper divisors (1).

22112333221009 is an equidigital number, since it uses as much as digits as its factorization.

22112333221009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 22112333221009 in words is "twenty-two trillion, one hundred twelve billion, three hundred thirty-three million, two hundred twenty-one thousand, nine".