122329967909 has 2 divisors, whose sum is σ = 122329967910. Its totient is φ = 122329967908.

The previous prime is 122329967867. The next prime is 122329967917. The reversal of 122329967909 is 909769923221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118678183009 + 3651784900 = 344497^2 + 60430^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122329967909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122329967989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61164983954 + 61164983955.

It is an arithmetic number, because the mean of its divisors is an integer number (61164983955).

Almost surely, 2^122329967909 is an apocalyptic number.

It is an amenable number.

122329967909 is a deficient number, since it is larger than the sum of its proper divisors (1).

122329967909 is an equidigital number, since it uses as much as digits as its factorization.

122329967909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6613488, while the sum is 59.

The spelling of 122329967909 in words is "one hundred twenty-two billion, three hundred twenty-nine million, nine hundred sixty-seven thousand, nine hundred nine".