3231033012 has 18 divisors (see below), whose sum is σ = 8167333538. Its totient is φ = 1077010992.

The previous prime is 3231033007. The next prime is 3231033017. The reversal of 3231033012 is 2103301323.

3231033012 is a `hidden beast` number, since 323 + 1 + 0 + 330 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (3231033007) and next prime (3231033017).

It can be written as a sum of positive squares in only one way, i.e., 3229194276 + 1838736 = 56826^2 + 1356^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3231033017) 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, 44875423 + ... + 44875494.

Almost surely, 2^3231033012 is an apocalyptic number.

It is an amenable number.

3231033012 is an abundant number, since it is smaller than the sum of its proper divisors (4936300526).

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

3231033012 is a wasteful number, since it uses less digits than its factorization.

3231033012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89750927 (or 89750922 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 3231033012 is about 56842.1763482012. The cubic root of 3231033012 is about 1478.3608910935.

Adding to 3231033012 its reverse (2103301323), we get a palindrome (5334334335).

The spelling of 3231033012 in words is "three billion, two hundred thirty-one million, thirty-three thousand, twelve".