12011000121112 has 8 divisors (see below), whose sum is σ = 22520625227100. Its totient is φ = 6005500060552.

The previous prime is 12011000121097. The next prime is 12011000121151. The reversal of 12011000121112 is 21112100011021.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 12011000121092 and 12011000121101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 750687507562 + ... + 750687507577.

Almost surely, 2^{12011000121112} is an apocalyptic number.

It is an amenable number.

12011000121112 is a deficient number, since it is larger than the sum of its proper divisors (10509625105988).

12011000121112 is a wasteful number, since it uses less digits than its factorization.

12011000121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501375015145 (or 1501375015141 counting only the distinct ones).

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

Adding to 12011000121112 its reverse (21112100011021), we get a palindrome (33123100132133).

The spelling of 12011000121112 in words is "twelve trillion, eleven billion, one hundred twenty-one thousand, one hundred twelve".