12120000221122 has 16 divisors (see below), whose sum is σ = 18451129536000. Its totient is φ = 5969965397760.

The previous prime is 12120000221113. The next prime is 12120000221149. The reversal of 12120000221122 is 22112200002121.

It is a happy number.

12120000221122 is digitally balanced in base 2, 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 = 12120000221096 and 12120000221105.

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, 85350954 + ... + 85492837.

It is an arithmetic number, because the mean of its divisors is an integer number (1153195596000).

Almost surely, 2^{12120000221122} is an apocalyptic number.

12120000221122 is a deficient number, since it is larger than the sum of its proper divisors (6331129314878).

12120000221122 is a wasteful number, since it uses less digits than its factorization.

12120000221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170844321.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12120000221122 its reverse (22112200002121), we get a palindrome (34232200223243).

The spelling of 12120000221122 in words is "twelve trillion, one hundred twenty billion, two hundred twenty-one thousand, one hundred twenty-two".