120121212201112 has 16 divisors (see below), whose sum is σ = 225407598975000. Its totient is φ = 60012519141120.

The previous prime is 120121212201101. The next prime is 120121212201149. The reversal of 120121212201112 is 211102212121021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 120121212201112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6010859314 + ... + 6010879297.

Almost surely, 2^{120121212201112} is an apocalyptic number.

It is an amenable number.

120121212201112 is a deficient number, since it is larger than the sum of its proper divisors (105286386773888).

120121212201112 is a wasteful number, since it uses less digits than its factorization.

120121212201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12021739866 (or 12021739862 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 120121212201112 its reverse (211102212121021), we get a palindrome (331223424322133).

The spelling of 120121212201112 in words is "one hundred twenty trillion, one hundred twenty-one billion, two hundred twelve million, two hundred one thousand, one hundred twelve".