12011200211112 has 16 divisors (see below), whose sum is σ = 30028000527840. Its totient is φ = 4003733403696.

The previous prime is 12011200211099. The next prime is 12011200211119. The reversal of 12011200211112 is 21111200211021.

It is a happy number.

It is a super-2 number, since 2×12011200211112² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12011200211091 and 12011200211100.

It is not an unprimeable number, because it can be changed into a prime (12011200211119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250233337708 + ... + 250233337755.

It is an arithmetic number, because the mean of its divisors is an integer number (1876750032990).

Almost surely, 2^{12011200211112} is an apocalyptic number.

12011200211112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12011200211112 is an abundant number, since it is smaller than the sum of its proper divisors (18016800316728).

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

12011200211112 is a wasteful number, since it uses less digits than its factorization.

12011200211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500466675472 (or 500466675468 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12011200211112 its reverse (21111200211021), we get a palindrome (33122400422133).

Subtracting 12011200211112 from its reverse (21111200211021), we obtain a palindrome (9099999999909).

The spelling of 12011200211112 in words is "twelve trillion, eleven billion, two hundred million, two hundred eleven thousand, one hundred twelve".