12212020112 has 20 divisors (see below), whose sum is σ = 23711468976. Its totient is φ = 6092931360.

The previous prime is 12212020097. The next prime is 12212020181. The reversal of 12212020112 is 21102021221.

12212020112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 809714 + ... + 824657.

Almost surely, 2^12212020112 is an apocalyptic number.

It is an amenable number.

12212020112 is a deficient number, since it is larger than the sum of its proper divisors (11499448864).

12212020112 is a wasteful number, since it uses less digits than its factorization.

12212020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634846 (or 1634840 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12212020112 its reverse (21102021221), we get a palindrome (33314041333).

The spelling of 12212020112 in words is "twelve billion, two hundred twelve million, twenty thousand, one hundred twelve".