121304520204234 has 16 divisors (see below), whose sum is σ = 242736662230560. Its totient is φ = 40413569764400.

The previous prime is 121304520204227. The next prime is 121304520204251. The reversal of 121304520204234 is 432402025403121.

It is a happy number.

121304520204234 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 121304520204195 and 121304520204204.

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, 5317563564 + ... + 5317586375.

It is an arithmetic number, because the mean of its divisors is an integer number (15171041389410).

Almost surely, 2^{121304520204234} is an apocalyptic number.

121304520204234 is an abundant number, since it is smaller than the sum of its proper divisors (121432142026326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121304520204234 is a wasteful number, since it uses less digits than its factorization.

121304520204234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10635151845.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 121304520204234 its reverse (432402025403121), we get a palindrome (553706545607355).

The spelling of 121304520204234 in words is "one hundred twenty-one trillion, three hundred four billion, five hundred twenty million, two hundred four thousand, two hundred thirty-four".