2011112021112 has 16 divisors (see below), whose sum is σ = 5027780052840. Its totient is φ = 670370673696.

The previous prime is 2011112021099. The next prime is 2011112021153. The reversal of 2011112021112 is 2111202111102.

It is a happy number.

It is a super-2 number, since 2×2011112021112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2011112021091 and 2011112021100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41898167083 + ... + 41898167130.

Almost surely, 2^{2011112021112} is an apocalyptic number.

It is an amenable number.

2011112021112 is an abundant number, since it is smaller than the sum of its proper divisors (3016668031728).

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

2011112021112 is a wasteful number, since it uses less digits than its factorization.

2011112021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83796334222 (or 83796334218 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 2011112021112 its reverse (2111202111102), we get a palindrome (4122314132214).

The spelling of 2011112021112 in words is "two trillion, eleven billion, one hundred twelve million, twenty-one thousand, one hundred twelve".