122522456209 has 2 divisors, whose sum is σ = 122522456210. Its totient is φ = 122522456208.

The previous prime is 122522456201. The next prime is 122522456257. The reversal of 122522456209 is 902654225221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108372640000 + 14149816209 = 329200^2 + 118953^2 .

It is a cyclic number.

It is not a de Polignac number, because 122522456209 - 2³ = 122522456201 is a prime.

It is not a weakly prime, because it can be changed into another prime (122522456201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61261228104 + 61261228105.

It is an arithmetic number, because the mean of its divisors is an integer number (61261228105).

Almost surely, 2^122522456209 is an apocalyptic number.

It is an amenable number.

122522456209 is a deficient number, since it is larger than the sum of its proper divisors (1).

122522456209 is an equidigital number, since it uses as much as digits as its factorization.

122522456209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 122522456209 in words is "one hundred twenty-two billion, five hundred twenty-two million, four hundred fifty-six thousand, two hundred nine".