111000103200012 has 96 divisors (see below), whose sum is σ = 282542632968960. Its totient is φ = 33711453169920.

The previous prime is 111000103200001. The next prime is 111000103200053. The reversal of 111000103200012 is 210002301000111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10197414 + ... + 18055122.

It is an arithmetic number, because the mean of its divisors is an integer number (2943152426760).

Almost surely, 2^{111000103200012} is an apocalyptic number.

111000103200012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111000103200012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141271316484480).

111000103200012 is an abundant number, since it is smaller than the sum of its proper divisors (171542529768948).

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

111000103200012 is a wasteful number, since it uses less digits than its factorization.

111000103200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7858903 (or 7858901 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 111000103200012 its reverse (210002301000111), we get a palindrome (321002404200123).

The spelling of 111000103200012 in words is "one hundred eleven trillion, one hundred three million, two hundred thousand, twelve".