12001212201122 has 16 divisors (see below), whose sum is σ = 18328874432352. Its totient is φ = 5892159667680.

The previous prime is 12001212201119. The next prime is 12001212201131. The reversal of 12001212201122 is 22110221210021.

It is a self number, because there is not a number n which added to its sum of digits gives 12001212201122.

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, 143027204 + ... + 143111087.

It is an arithmetic number, because the mean of its divisors is an integer number (1145554652022).

Almost surely, 2^{12001212201122} is an apocalyptic number.

12001212201122 is a deficient number, since it is larger than the sum of its proper divisors (6327662231230).

12001212201122 is a wasteful number, since it uses less digits than its factorization.

12001212201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286138673.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12001212201122 its reverse (22110221210021), we get a palindrome (34111433411143).

The spelling of 12001212201122 in words is "twelve trillion, one billion, two hundred twelve million, two hundred one thousand, one hundred twenty-two".