122300031289 has 2 divisors, whose sum is σ = 122300031290. Its totient is φ = 122300031288.

The previous prime is 122300031251. The next prime is 122300031353. The reversal of 122300031289 is 982130003221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105573006400 + 16727024889 = 324920^2 + 129333^2 .

It is a cyclic number.

It is not a de Polignac number, because 122300031289 - 2⁹ = 122300030777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122300031289.

It is not a weakly prime, because it can be changed into another prime (122300031089) 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, 61150015644 + 61150015645.

It is an arithmetic number, because the mean of its divisors is an integer number (61150015645).

Almost surely, 2^122300031289 is an apocalyptic number.

It is an amenable number.

122300031289 is a deficient number, since it is larger than the sum of its proper divisors (1).

122300031289 is an equidigital number, since it uses as much as digits as its factorization.

122300031289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 122300031289 in words is "one hundred twenty-two billion, three hundred million, thirty-one thousand, two hundred eighty-nine".