3231321213132 has 36 divisors (see below), whose sum is σ = 8168565375880. Its totient is φ = 1077040685952.

The previous prime is 3231321213119. The next prime is 3231321213137. The reversal of 3231321213132 is 2313121231323.

3231321213132 is a `hidden beast` number, since 3 + 2 + 3 + 1 + 321 + 21 + 313 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 3231321213096 and 3231321213105.

It is not an unprimeable number, because it can be changed into a prime (3231321213137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2172082 + ... + 3343737.

Almost surely, 2^{3231321213132} is an apocalyptic number.

It is an amenable number.

3231321213132 is an abundant number, since it is smaller than the sum of its proper divisors (4937244162748).

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

3231321213132 is a wasteful number, since it uses less digits than its factorization.

3231321213132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532102 (or 5532097 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

Adding to 3231321213132 its reverse (2313121231323), we get a palindrome (5544442444455).

The spelling of 3231321213132 in words is "three trillion, two hundred thirty-one billion, three hundred twenty-one million, two hundred thirteen thousand, one hundred thirty-two".