22120193 has 2 divisors, whose sum is σ = 22120194. Its totient is φ = 22120192.

The previous prime is 22120187. The next prime is 22120223. The reversal of 22120193 is 39102122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20720704 + 1399489 = 4552^2 + 1183^2 .

It is a cyclic number.

It is not a de Polignac number, because 22120193 - 2²² = 17925889 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22120183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060096 + 11060097.

It is an arithmetic number, because the mean of its divisors is an integer number (11060097).

Almost surely, 2^22120193 is an apocalyptic number.

It is an amenable number.

22120193 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120193 is an equidigital number, since it uses as much as digits as its factorization.

22120193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 22120193 is about 4703.2109244643. The cubic root of 22120193 is about 280.7132876806.

The spelling of 22120193 in words is "twenty-two million, one hundred twenty thousand, one hundred ninety-three".