121200201110112 has 48 divisors (see below), whose sum is σ = 318151130194800. Its totient is φ = 40399990556672.

The previous prime is 121200201110083. The next prime is 121200201110123. The reversal of 121200201110112 is 211011102002121.

It is a happy number.

121200201110112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 121200201110091 and 121200201110100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74861764 + ... + 76463612.

It is an arithmetic number, because the mean of its divisors is an integer number (6628148545725).

Almost surely, 2^{121200201110112} is an apocalyptic number.

121200201110112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121200201110112 is an abundant number, since it is smaller than the sum of its proper divisors (196950929084688).

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

121200201110112 is a wasteful number, since it uses less digits than its factorization.

121200201110112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2390015 (or 2390007 counting only the distinct ones).

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

Adding to 121200201110112 its reverse (211011102002121), we get a palindrome (332211303112233).

The spelling of 121200201110112 in words is "one hundred twenty-one trillion, two hundred billion, two hundred one million, one hundred ten thousand, one hundred twelve".