3132231212331 has 72 divisors (see below), whose sum is σ = 5366189256480. Its totient is φ = 1751585891328.

The previous prime is 3132231212317. The next prime is 3132231212351. The reversal of 3132231212331 is 1332121322313.

3132231212331 is a `hidden beast` number, since 3 + 1 + 3 + 2 + 2 + 312 + 12 + 331 = 666.

It is not a de Polignac number, because 3132231212331 - 2⁹ = 3132231211819 is a prime.

It is a super-2 number, since 2×3132231212331² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3132231212295 and 3132231212304.

It is not an unprimeable number, because it can be changed into a prime (3132231212311) by changing a digit.

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 71 ways as a sum of consecutive naturals, for example, 1338711 + ... + 2838416.

It is an arithmetic number, because the mean of its divisors is an integer number (74530406340).

Almost surely, 2^{3132231212331} is an apocalyptic number.

3132231212331 is a deficient number, since it is larger than the sum of its proper divisors (2233958044149).

3132231212331 is a wasteful number, since it uses less digits than its factorization.

3132231212331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4177205 (or 4177189 counting only the distinct ones).

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

Adding to 3132231212331 its reverse (1332121322313), we get a palindrome (4464352534644).

The spelling of 3132231212331 in words is "three trillion, one hundred thirty-two billion, two hundred thirty-one million, two hundred twelve thousand, three hundred thirty-one".