12001230113122 has 32 divisors (see below), whose sum is σ = 19390927795200. Its totient is φ = 5554440207360.

The previous prime is 12001230113111. The next prime is 12001230113177. The reversal of 12001230113122 is 22131103210021.

It is a self number, because there is not a number n which added to its sum of digits gives 12001230113122.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 97546798 + ... + 97669750.

It is an arithmetic number, because the mean of its divisors is an integer number (605966493600).

Almost surely, 2^{12001230113122} is an apocalyptic number.

12001230113122 is a deficient number, since it is larger than the sum of its proper divisors (7389697682078).

12001230113122 is a wasteful number, since it uses less digits than its factorization.

12001230113122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191458.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12001230113122 its reverse (22131103210021), we get a palindrome (34132333323143).

The spelling of 12001230113122 in words is "twelve trillion, one billion, two hundred thirty million, one hundred thirteen thousand, one hundred twenty-two".