111001020112 has 20 divisors (see below), whose sum is σ = 215528992960. Its totient is φ = 55380634848.

The previous prime is 111001020071. The next prime is 111001020131. The reversal of 111001020112 is 211020100111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7484562 + ... + 7499377.

It is an arithmetic number, because the mean of its divisors is an integer number (10776449648).

Almost surely, 2^111001020112 is an apocalyptic number.

It is an amenable number.

111001020112 is a deficient number, since it is larger than the sum of its proper divisors (104527972848).

111001020112 is a wasteful number, since it uses less digits than its factorization.

111001020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14984410 (or 14984404 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 111001020112 its reverse (211020100111), we get a palindrome (322021120223).

The spelling of 111001020112 in words is "one hundred eleven billion, one million, twenty thousand, one hundred twelve".