122220001121089 has 2 divisors, whose sum is σ = 122220001121090. Its totient is φ = 122220001121088.

The previous prime is 122220001121077. The next prime is 122220001121111. The reversal of 122220001121089 is 980121100022221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117552932205489 + 4667068915600 = 10842183^2 + 2160340^2 .

It is an emirp because it is prime and its reverse (980121100022221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122220001121089 - 2¹³ = 122220001112897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122220001121089.

It is not a weakly prime, because it can be changed into another prime (122220001121389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61110000560544 + 61110000560545.

It is an arithmetic number, because the mean of its divisors is an integer number (61110000560545).

Almost surely, 2^{122220001121089} is an apocalyptic number.

It is an amenable number.

122220001121089 is a deficient number, since it is larger than the sum of its proper divisors (1).

122220001121089 is an equidigital number, since it uses as much as digits as its factorization.

122220001121089 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 31.

The spelling of 122220001121089 in words is "one hundred twenty-two trillion, two hundred twenty billion, one million, one hundred twenty-one thousand, eighty-nine".