220201222193 has 2 divisors, whose sum is σ = 220201222194. Its totient is φ = 220201222192.

The previous prime is 220201222187. The next prime is 220201222237. The reversal of 220201222193 is 391222102022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128445542449 + 91755679744 = 358393^2 + 302912^2 .

It is a cyclic number.

It is not a de Polignac number, because 220201222193 - 2⁴ = 220201222177 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (220201222103) 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, 110100611096 + 110100611097.

It is an arithmetic number, because the mean of its divisors is an integer number (110100611097).

Almost surely, 2^220201222193 is an apocalyptic number.

It is an amenable number.

220201222193 is a deficient number, since it is larger than the sum of its proper divisors (1).

220201222193 is an equidigital number, since it uses as much as digits as its factorization.

220201222193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 220201222193 in words is "two hundred twenty billion, two hundred one million, two hundred twenty-two thousand, one hundred ninety-three".