12201110021112 has 16 divisors (see below), whose sum is σ = 30502775052840. Its totient is φ = 4067036673696.

The previous prime is 12201110021101. The next prime is 12201110021143. The reversal of 12201110021112 is 21112001110221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12201110021091 and 12201110021100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254189792083 + ... + 254189792130.

Almost surely, 2^{12201110021112} is an apocalyptic number.

12201110021112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12201110021112 is an abundant number, since it is smaller than the sum of its proper divisors (18301665031728).

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

12201110021112 is a wasteful number, since it uses less digits than its factorization.

12201110021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508379584222 (or 508379584218 counting only the distinct ones).

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

Adding to 12201110021112 its reverse (21112001110221), we get a palindrome (33313111131333).

The spelling of 12201110021112 in words is "twelve trillion, two hundred one billion, one hundred ten million, twenty-one thousand, one hundred twelve".