111210002021112 has 32 divisors (see below), whose sum is σ = 278028208568400. Its totient is φ = 37069573538304.

The previous prime is 111210002021081. The next prime is 111210002021149. The reversal of 111210002021112 is 211120200012111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111210002021091 and 111210002021100.

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 7 ways as a sum of consecutive naturals, for example, 24566203 + ... + 28738794.

Almost surely, 2^{111210002021112} is an apocalyptic number.

111210002021112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111210002021112 is an abundant number, since it is smaller than the sum of its proper divisors (166818206547288).

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

111210002021112 is a wasteful number, since it uses less digits than its factorization.

111210002021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53391935 (or 53391931 counting only the distinct ones).

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

Adding to 111210002021112 its reverse (211120200012111), we get a palindrome (322330202033223).

The spelling of 111210002021112 in words is "one hundred eleven trillion, two hundred ten billion, two million, twenty-one thousand, one hundred twelve".