201200021112 has 32 divisors (see below), whose sum is σ = 503402850000. Its totient is φ = 67012967424.

The previous prime is 201200021093. The next prime is 201200021119. The reversal of 201200021112 is 211120002102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201200021119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3326043 + ... + 3385994.

Almost surely, 2^201200021112 is an apocalyptic number.

It is an amenable number.

201200021112 is an abundant number, since it is smaller than the sum of its proper divisors (302202828888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201200021112 is a wasteful number, since it uses less digits than its factorization.

201200021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6713295 (or 6713291 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201200021112 its reverse (211120002102), we get a palindrome (412320023214).

The spelling of 201200021112 in words is "two hundred one billion, two hundred million, twenty-one thousand, one hundred twelve".