220212000122189 has 2 divisors, whose sum is σ = 220212000122190. Its totient is φ = 220212000122188.

The previous prime is 220212000122173. The next prime is 220212000122237. The reversal of 220212000122189 is 981221000212022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 172337820062500 + 47874180059689 = 13127750^2 + 6919117^2 .

It is a cyclic number.

It is not a de Polignac number, because 220212000122189 - 2⁴ = 220212000122173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220212000122089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110106000061094 + 110106000061095.

It is an arithmetic number, because the mean of its divisors is an integer number (110106000061095).

Almost surely, 2^{220212000122189} is an apocalyptic number.

It is an amenable number.

220212000122189 is a deficient number, since it is larger than the sum of its proper divisors (1).

220212000122189 is an equidigital number, since it uses as much as digits as its factorization.

220212000122189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 32.

The spelling of 220212000122189 in words is "two hundred twenty trillion, two hundred twelve billion, one hundred twenty-two thousand, one hundred eighty-nine".