22120000297 has 2 divisors, whose sum is σ = 22120000298. Its totient is φ = 22120000296.

The previous prime is 22120000291. The next prime is 22120000321. The reversal of 22120000297 is 79200002122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19913725456 + 2206274841 = 141116^2 + 46971^2 .

It is a cyclic number.

It is not a de Polignac number, because 22120000297 - 2¹⁹ = 22119476009 is a prime.

It is not a weakly prime, because it can be changed into another prime (22120000291) 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, 11060000148 + 11060000149.

It is an arithmetic number, because the mean of its divisors is an integer number (11060000149).

Almost surely, 2^22120000297 is an apocalyptic number.

It is an amenable number.

22120000297 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120000297 is an equidigital number, since it uses as much as digits as its factorization.

22120000297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The spelling of 22120000297 in words is "twenty-two billion, one hundred twenty million, two hundred ninety-seven", and thus it is an aban number.