12110221001212 has 24 divisors (see below), whose sum is σ = 22458399762960. Its totient is φ = 5703720570240.

The previous prime is 12110221001173. The next prime is 12110221001287. The reversal of 12110221001212 is 21210012201121.

12110221001212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1273147158 + ... + 1273156669.

It is an arithmetic number, because the mean of its divisors is an integer number (935766656790).

Almost surely, 2^{12110221001212} is an apocalyptic number.

It is an amenable number.

12110221001212 is a deficient number, since it is larger than the sum of its proper divisors (10348178761748).

12110221001212 is a wasteful number, since it uses less digits than its factorization.

12110221001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2546303901 (or 2546303899 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12110221001212 its reverse (21210012201121), we get a palindrome (33320233202333).

The spelling of 12110221001212 in words is "twelve trillion, one hundred ten billion, two hundred twenty-one million, one thousand, two hundred twelve".