121013112013312 has 40 divisors (see below), whose sum is σ = 242801543635200. Its totient is φ = 60253390439424.

The previous prime is 121013112013303. The next prime is 121013112013337. The reversal of 121013112013312 is 213310211310121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 494341512 + ... + 494586247.

It is an arithmetic number, because the mean of its divisors is an integer number (6070038590880).

Almost surely, 2^{121013112013312} is an apocalyptic number.

It is an amenable number.

121013112013312 is an abundant number, since it is smaller than the sum of its proper divisors (121788431621888).

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

121013112013312 is an frugal number, since it uses more digits than its factorization.

121013112013312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988928016 (or 988928000 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 121013112013312 its reverse (213310211310121), we get a palindrome (334323323323433).

The spelling of 121013112013312 in words is "one hundred twenty-one trillion, thirteen billion, one hundred twelve million, thirteen thousand, three hundred twelve".