3131132333332 has 24 divisors (see below), whose sum is σ = 5573865417120. Its totient is φ = 1538613750240.

The previous prime is 3131132333323. The next prime is 3131132333359. The reversal of 3131132333332 is 2333332311313.

It is a junction number, because it is equal to n+sod(n) for n = 3131132333294 and 3131132333303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926203 + ... + 2668354.

It is an arithmetic number, because the mean of its divisors is an integer number (232244392380).

Almost surely, 2^{3131132333332} is an apocalyptic number.

It is an amenable number.

3131132333332 is a deficient number, since it is larger than the sum of its proper divisors (2442733083788).

3131132333332 is a wasteful number, since it uses less digits than its factorization.

3131132333332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3598311 (or 3598309 counting only the distinct ones).

The product of its digits is 26244, while the sum is 31.

Adding to 3131132333332 its reverse (2333332311313), we get a palindrome (5464464644645).

The spelling of 3131132333332 in words is "three trillion, one hundred thirty-one billion, one hundred thirty-two million, three hundred thirty-three thousand, three hundred thirty-two".