12111010002112 has 56 divisors (see below), whose sum is σ = 27931566712320. Its totient is φ = 5102459408640.

The previous prime is 12111010002109. The next prime is 12111010002131. The reversal of 12111010002112 is 21120001011121.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 12111010002092 and 12111010002101.

It is an unprimeable number.

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, 229071064 + ... + 229123927.

Almost surely, 2^{12111010002112} is an apocalyptic number.

It is an amenable number.

12111010002112 is an abundant number, since it is smaller than the sum of its proper divisors (15820556710208).

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

12111010002112 is an equidigital number, since it uses as much as digits as its factorization.

12111010002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458195069 (or 458195059 counting only the distinct ones).

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

Adding to 12111010002112 its reverse (21120001011121), we get a palindrome (33231011013233).

The spelling of 12111010002112 in words is "twelve trillion, one hundred eleven billion, ten million, two thousand, one hundred twelve".