331030031132332 has 18 divisors (see below), whose sum is σ = 673882563376932. Its totient is φ = 141870013342344.

The previous prime is 331030031132293. The next prime is 331030031132357. The reversal of 331030031132332 is 233231130030133.

It is a super-2 number, since 2×331030031132332² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 331030031132332.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 844464364938 + ... + 844464365329.

Almost surely, 2^{331030031132332} is an apocalyptic number.

It is an amenable number.

331030031132332 is an abundant number, since it is smaller than the sum of its proper divisors (342852532244600).

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

331030031132332 is a wasteful number, since it uses less digits than its factorization.

331030031132332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688928730285 (or 1688928730276 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 28.

Adding to 331030031132332 its reverse (233231130030133), we get a palindrome (564261161162465).

The spelling of 331030031132332 in words is "three hundred thirty-one trillion, thirty billion, thirty-one million, one hundred thirty-two thousand, three hundred thirty-two".