122400108348709 has 2 divisors, whose sum is σ = 122400108348710. Its totient is φ = 122400108348708.

The previous prime is 122400108348703. The next prime is 122400108348733. The reversal of 122400108348709 is 907843801004221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122269080276225 + 131028072484 = 11057535^2 + 361978^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122400108348709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122400108348703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61200054174354 + 61200054174355.

It is an arithmetic number, because the mean of its divisors is an integer number (61200054174355).

Almost surely, 2^{122400108348709} is an apocalyptic number.

It is an amenable number.

122400108348709 is a deficient number, since it is larger than the sum of its proper divisors (1).

122400108348709 is an equidigital number, since it uses as much as digits as its factorization.

122400108348709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 122400108348709 in words is "one hundred twenty-two trillion, four hundred billion, one hundred eight million, three hundred forty-eight thousand, seven hundred nine".