121101100312 has 16 divisors (see below), whose sum is σ = 240421302360. Its totient is φ = 56988753024.

The previous prime is 121101100291. The next prime is 121101100327. The reversal of 121101100312 is 213001101121.

It is a happy number.

121101100312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 121101100292 and 121101100301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 445224498 + ... + 445224769.

Almost surely, 2^121101100312 is an apocalyptic number.

It is an amenable number.

121101100312 is a deficient number, since it is larger than the sum of its proper divisors (119320202048).

121101100312 is a wasteful number, since it uses less digits than its factorization.

121101100312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890449290 (or 890449286 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 121101100312 its reverse (213001101121), we get a palindrome (334102201433).

The spelling of 121101100312 in words is "one hundred twenty-one billion, one hundred one million, one hundred thousand, three hundred twelve".