111101001012112 has 20 divisors (see below), whose sum is σ = 220264193868400. Its totient is φ = 54258628400928.

The previous prime is 111101001012107. The next prime is 111101001012139. The reversal of 111101001012112 is 211210100101111.

It is a junction number, because it is equal to n+sod(n) for n = 111101001012092 and 111101001012101.

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 3 ways as a sum of consecutive naturals, for example, 80742005862 + ... + 80742007237.

It is an arithmetic number, because the mean of its divisors is an integer number (11013209693420).

Almost surely, 2^{111101001012112} is an apocalyptic number.

It is an amenable number.

111101001012112 is a deficient number, since it is larger than the sum of its proper divisors (109163192856288).

111101001012112 is a wasteful number, since it uses less digits than its factorization.

111101001012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161484013150 (or 161484013144 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 111101001012112 its reverse (211210100101111), we get a palindrome (322311101113223).

The spelling of 111101001012112 in words is "one hundred eleven trillion, one hundred one billion, one million, twelve thousand, one hundred twelve".