121101203201112 has 48 divisors (see below), whose sum is σ = 331166720748240. Its totient is φ = 39975154452288.

The previous prime is 121101203201101. The next prime is 121101203201149. The reversal of 121101203201112 is 211102302101121.

It is a happy number.

121101203201112 is a `hidden beast` number, since 1 + 2 + 110 + 120 + 320 + 1 + 112 = 666.

121101203201112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8164852563 + ... + 8164867394.

It is an arithmetic number, because the mean of its divisors is an integer number (6899306682255).

Almost surely, 2^{121101203201112} is an apocalyptic number.

121101203201112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121101203201112 is an abundant number, since it is smaller than the sum of its proper divisors (210065517547128).

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

121101203201112 is a wasteful number, since it uses less digits than its factorization.

121101203201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16329720072 (or 16329720065 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 121101203201112 its reverse (211102302101121), we get a palindrome (332203505302233).

The spelling of 121101203201112 in words is "one hundred twenty-one trillion, one hundred one billion, two hundred three million, two hundred one thousand, one hundred twelve".