122423520205 has 8 divisors (see below), whose sum is σ = 167895113472. Its totient is φ = 83947556688.

The previous prime is 122423520151. The next prime is 122423520223. The reversal of 122423520205 is 502025324221.

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

It is a cyclic number.

It is not a de Polignac number, because 122423520205 - 2⁹ = 122423519693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1748907397 + ... + 1748907466.

It is an arithmetic number, because the mean of its divisors is an integer number (20986889184).

Almost surely, 2^122423520205 is an apocalyptic number.

It is an amenable number.

122423520205 is a deficient number, since it is larger than the sum of its proper divisors (45471593267).

122423520205 is an equidigital number, since it uses as much as digits as its factorization.

122423520205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3497814875.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 122423520205 its reverse (502025324221), we get a palindrome (624448844426).

The spelling of 122423520205 in words is "one hundred twenty-two billion, four hundred twenty-three million, five hundred twenty thousand, two hundred five".