2111120021112 has 32 divisors (see below), whose sum is σ = 5350098688080. Its totient is φ = 694066855680.

The previous prime is 2111120021099. The next prime is 2111120021141. The reversal of 2111120021112 is 2111200211112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2111120021091 and 2111120021100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602486839 + ... + 602490342.

Almost surely, 2^{2111120021112} is an apocalyptic number.

It is an amenable number.

2111120021112 is an abundant number, since it is smaller than the sum of its proper divisors (3238978666968).

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

2111120021112 is a wasteful number, since it uses less digits than its factorization.

2111120021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204977263 (or 1204977259 counting only the distinct ones).

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

Adding to 2111120021112 its reverse (2111200211112), we get a palindrome (4222320232224).

The spelling of 2111120021112 in words is "two trillion, one hundred eleven billion, one hundred twenty million, twenty-one thousand, one hundred twelve".