12120234121122 has 64 divisors (see below), whose sum is σ = 24823023091200. Its totient is φ = 3943455586560.

The previous prime is 12120234121081. The next prime is 12120234121123. The reversal of 12120234121122 is 22112143202121.

It is a junction number, because it is equal to n+sod(n) for n = 12120234121092 and 12120234121101.

It is not an unprimeable number, because it can be changed into a prime (12120234121123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 411831904 + ... + 411861332.

It is an arithmetic number, because the mean of its divisors is an integer number (387859735800).

Almost surely, 2^{12120234121122} is an apocalyptic number.

12120234121122 is an abundant number, since it is smaller than the sum of its proper divisors (12702788970078).

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

12120234121122 is a wasteful number, since it uses less digits than its factorization.

12120234121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33371.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 12120234121122 its reverse (22112143202121), we get a palindrome (34232377323243).

The spelling of 12120234121122 in words is "twelve trillion, one hundred twenty billion, two hundred thirty-four million, one hundred twenty-one thousand, one hundred twenty-two".