122684789009 has 8 divisors (see below), whose sum is σ = 126763123200. Its totient is φ = 118614002400.

The previous prime is 122684788997. The next prime is 122684789011. The reversal of 122684789009 is 900987486221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122684789009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122684789039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1853837 + ... + 1918874.

It is an arithmetic number, because the mean of its divisors is an integer number (15845390400).

Almost surely, 2^122684789009 is an apocalyptic number.

It is an amenable number.

122684789009 is a deficient number, since it is larger than the sum of its proper divisors (4078334191).

122684789009 is a wasteful number, since it uses less digits than its factorization.

122684789009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773791.

The product of its (nonzero) digits is 3483648, while the sum is 56.

The spelling of 122684789009 in words is "one hundred twenty-two billion, six hundred eighty-four million, seven hundred eighty-nine thousand, nine".