111210001112 has 32 divisors (see below), whose sum is σ = 238534014720. Its totient is φ = 47616055200.

The previous prime is 111210001103. The next prime is 111210001117. The reversal of 111210001112 is 211100012111.

It is a junction number, because it is equal to n+sod(n) for n = 111210001093 and 111210001102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111210001117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 885908 + ... + 1003619.

It is an arithmetic number, because the mean of its divisors is an integer number (7454187960).

Almost surely, 2^111210001112 is an apocalyptic number.

It is an amenable number.

111210001112 is an abundant number, since it is smaller than the sum of its proper divisors (127324013608).

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

111210001112 is a wasteful number, since it uses less digits than its factorization.

111210001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890591 (or 1890587 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111210001112 its reverse (211100012111), we get a palindrome (322310013223).

The spelling of 111210001112 in words is "one hundred eleven billion, two hundred ten million, one thousand, one hundred twelve".