22120337 has 2 divisors, whose sum is σ = 22120338. Its totient is φ = 22120336.

The previous prime is 22120331. The next prime is 22120367. The reversal of 22120337 is 73302122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21196816 + 923521 = 4604^2 + 961^2 .

It is a cyclic number.

It is not a de Polignac number, because 22120337 - 2²⁰ = 21071761 is a prime.

It is not a weakly prime, because it can be changed into another prime (22120331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060168 + 11060169.

It is an arithmetic number, because the mean of its divisors is an integer number (11060169).

Almost surely, 2^22120337 is an apocalyptic number.

It is an amenable number.

22120337 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120337 is an equidigital number, since it uses as much as digits as its factorization.

22120337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 22120337 is about 4703.2262331298. The cubic root of 22120337 is about 280.7138968167.

Adding to 22120337 its reverse (73302122), we get a palindrome (95422459).

The spelling of 22120337 in words is "twenty-two million, one hundred twenty thousand, three hundred thirty-seven".