122330121009 has 4 divisors (see below), whose sum is σ = 163106828016. Its totient is φ = 81553414004.

The previous prime is 122330120993. The next prime is 122330121079. The reversal of 122330121009 is 900121033221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 900121033221 = 3 ⋅300040344407.

It is a cyclic number.

It is not a de Polignac number, because 122330121009 - 2⁴ = 122330120993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122330121009.

It is not an unprimeable number, because it can be changed into a prime (122330121079) 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 in 3 ways as a sum of consecutive naturals, for example, 20388353499 + ... + 20388353504.

It is an arithmetic number, because the mean of its divisors is an integer number (40776707004).

Almost surely, 2^122330121009 is an apocalyptic number.

It is an amenable number.

122330121009 is a deficient number, since it is larger than the sum of its proper divisors (40776707007).

122330121009 is an equidigital number, since it uses as much as digits as its factorization.

122330121009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40776707006.

The product of its (nonzero) digits is 648, while the sum is 24.

The spelling of 122330121009 in words is "one hundred twenty-two billion, three hundred thirty million, one hundred twenty-one thousand, nine".