331211121013332 has 72 divisors (see below), whose sum is σ = 961689143390976. Its totient is φ = 94151384639424.

The previous prime is 331211121013313. The next prime is 331211121013349. The reversal of 331211121013332 is 233310121112133.

331211121013332 is a `hidden beast` number, since 3 + 3 + 1 + 2 + 111 + 210 + 1 + 3 + 332 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 331211121013296 and 331211121013305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3335812908 + ... + 3335912195.

It is an arithmetic number, because the mean of its divisors is an integer number (13356793658208).

Almost surely, 2^{331211121013332} is an apocalyptic number.

It is an amenable number.

331211121013332 is an abundant number, since it is smaller than the sum of its proper divisors (630478022377644).

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

331211121013332 is a wasteful number, since it uses less digits than its factorization.

331211121013332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6671725317 (or 6671725312 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 331211121013332 its reverse (233310121112133), we get a palindrome (564521242125465).

The spelling of 331211121013332 in words is "three hundred thirty-one trillion, two hundred eleven billion, one hundred twenty-one million, thirteen thousand, three hundred thirty-two".