20111110112112 has 40 divisors (see below), whose sum is σ = 52332925235856. Its totient is φ = 6654771227136.

The previous prime is 20111110112099. The next prime is 20111110112167. The reversal of 20111110112112 is 21121101111102.

It is a junction number, because it is equal to n+sod(n) for n = 20111110112091 and 20111110112100.

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, 1529122843 + ... + 1529135994.

Almost surely, 2^{20111110112112} is an apocalyptic number.

It is an amenable number.

20111110112112 is an abundant number, since it is smaller than the sum of its proper divisors (32221815123744).

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

20111110112112 is a wasteful number, since it uses less digits than its factorization.

20111110112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3058258985 (or 3058258979 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 20111110112112 its reverse (21121101111102), we get a palindrome (41232211223214).

The spelling of 20111110112112 in words is "twenty trillion, one hundred eleven billion, one hundred ten million, one hundred twelve thousand, one hundred twelve".