12011012011112 has 16 divisors (see below), whose sum is σ = 22521010574400. Its totient is φ = 6005409191280.

The previous prime is 12011012011111. The next prime is 12011012011133. The reversal of 12011012011112 is 21111021011021.

It is a super-2 number, since 2×12011012011112² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12011012011111) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 11573162 + ... + 12568217.

It is an arithmetic number, because the mean of its divisors is an integer number (1407563160900).

Almost surely, 2^{12011012011112} is an apocalyptic number.

It is an amenable number.

12011012011112 is a deficient number, since it is larger than the sum of its proper divisors (10509998563288).

12011012011112 is a wasteful number, since it uses less digits than its factorization.

12011012011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24203576 (or 24203572 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 12011012011112 its reverse (21111021011021), we get a palindrome (33122033022133).

The spelling of 12011012011112 in words is "twelve trillion, eleven billion, twelve million, eleven thousand, one hundred twelve".