331000133232312 has 24 divisors (see below), whose sum is σ = 896458694171040. Its totient is φ = 110333377744080.

The previous prime is 331000133232311. The next prime is 331000133232361. The reversal of 331000133232312 is 213232331000133.

331000133232312 is a `hidden beast` number, since 3 + 3 + 1 + 0 + 0 + 0 + 1 + 332 + 323 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×331000133232312² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331000133232311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2298612036264 + ... + 2298612036407.

It is an arithmetic number, because the mean of its divisors is an integer number (37352445590460).

Almost surely, 2^{331000133232312} is an apocalyptic number.

It is an amenable number.

331000133232312 is an abundant number, since it is smaller than the sum of its proper divisors (565458560938728).

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

331000133232312 is a wasteful number, since it uses less digits than its factorization.

331000133232312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4597224072683 (or 4597224072676 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 331000133232312 its reverse (213232331000133), we get a palindrome (544232464232445).

The spelling of 331000133232312 in words is "three hundred thirty-one trillion, one hundred thirty-three million, two hundred thirty-two thousand, three hundred twelve".