122220202022209 has 2 divisors, whose sum is σ = 122220202022210. Its totient is φ = 122220202022208.

The previous prime is 122220202022189. The next prime is 122220202022251. The reversal of 122220202022209 is 902220202022221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63446083743025 + 58774118279184 = 7965305^2 + 7666428^2 .

It is a cyclic number.

It is not a de Polignac number, because 122220202022209 - 2²⁷ = 122220067804481 is a prime.

It is not a weakly prime, because it can be changed into another prime (122220202052209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61110101011104 + 61110101011105.

It is an arithmetic number, because the mean of its divisors is an integer number (61110101011105).

Almost surely, 2^{122220202022209} is an apocalyptic number.

It is an amenable number.

122220202022209 is a deficient number, since it is larger than the sum of its proper divisors (1).

122220202022209 is an equidigital number, since it uses as much as digits as its factorization.

122220202022209 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 28.

The spelling of 122220202022209 in words is "one hundred twenty-two trillion, two hundred twenty billion, two hundred two million, twenty-two thousand, two hundred nine".