111012000021112 has 64 divisors (see below), whose sum is σ = 218387521828800. Its totient is φ = 52829978234880.

The previous prime is 111012000021107. The next prime is 111012000021113. The reversal of 111012000021112 is 211120000210111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111012000021092 and 111012000021101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111012000021113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121321698 + ... + 122233294.

It is an arithmetic number, because the mean of its divisors is an integer number (3412305028575).

Almost surely, 2^{111012000021112} is an apocalyptic number.

It is an amenable number.

111012000021112 is a deficient number, since it is larger than the sum of its proper divisors (107375521807688).

111012000021112 is a wasteful number, since it uses less digits than its factorization.

111012000021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919096 (or 919092 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111012000021112 its reverse (211120000210111), we get a palindrome (322132000231223).

The spelling of 111012000021112 in words is "one hundred eleven trillion, twelve billion, twenty-one thousand, one hundred twelve".