201220020112 has 20 divisors (see below), whose sum is σ = 390382938496. Its totient is φ = 100476036000.

The previous prime is 201220020041. The next prime is 201220020149. The reversal of 201220020112 is 211020022102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201220020092 and 201220020101.

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, 8360988 + ... + 8385019.

Almost surely, 2^201220020112 is an apocalyptic number.

It is an amenable number.

201220020112 is a deficient number, since it is larger than the sum of its proper divisors (189162918384).

201220020112 is a wasteful number, since it uses less digits than its factorization.

201220020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16746766 (or 16746760 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201220020112 its reverse (211020022102), we get a palindrome (412240042214).

The spelling of 201220020112 in words is "two hundred one billion, two hundred twenty million, twenty thousand, one hundred twelve".