220200212189 has 2 divisors, whose sum is σ = 220200212190. Its totient is φ = 220200212188.

The previous prime is 220200212153. The next prime is 220200212249. The reversal of 220200212189 is 981212002022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174632052100 + 45568160089 = 417890^2 + 213467^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220200212189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220200212149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110100106094 + 110100106095.

It is an arithmetic number, because the mean of its divisors is an integer number (110100106095).

Almost surely, 2^220200212189 is an apocalyptic number.

It is an amenable number.

220200212189 is a deficient number, since it is larger than the sum of its proper divisors (1).

220200212189 is an equidigital number, since it uses as much as digits as its factorization.

220200212189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 220200212189 in words is "two hundred twenty billion, two hundred million, two hundred twelve thousand, one hundred eighty-nine".