2112022120009 has 2 divisors, whose sum is σ = 2112022120010. Its totient is φ = 2112022120008.

The previous prime is 2112022119989. The next prime is 2112022120057. The reversal of 2112022120009 is 9000212202112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1745516592400 + 366505527609 = 1321180^2 + 605397^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112022120009 - 2¹⁹ = 2112021595721 is a prime.

It is not a weakly prime, because it can be changed into another prime (2112022120909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056011060004 + 1056011060005.

It is an arithmetic number, because the mean of its divisors is an integer number (1056011060005).

Almost surely, 2^{2112022120009} is an apocalyptic number.

It is an amenable number.

2112022120009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112022120009 is an equidigital number, since it uses as much as digits as its factorization.

2112022120009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 2112022120009 in words is "two trillion, one hundred twelve billion, twenty-two million, one hundred twenty thousand, nine".