3133121232 has 40 divisors (see below), whose sum is σ = 8096704000. Its totient is φ = 1044011520.

The previous prime is 3133121209. The next prime is 3133121333. The reversal of 3133121232 is 2321213313.

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 = 3133121199 and 3133121208.

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, 153144 + ... + 172392.

It is an arithmetic number, because the mean of its divisors is an integer number (202417600).

Almost surely, 2^3133121232 is an apocalyptic number.

It is an amenable number.

3133121232 is an abundant number, since it is smaller than the sum of its proper divisors (4963582768).

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

3133121232 is a wasteful number, since it uses less digits than its factorization.

3133121232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22651 (or 22645 counting only the distinct ones).

The product of its digits is 648, while the sum is 21.

The square root of 3133121232 is about 55974.2908128366. The cubic root of 3133121232 is about 1463.2742603175.

Adding to 3133121232 its reverse (2321213313), we get a palindrome (5454334545).

The spelling of 3133121232 in words is "three billion, one hundred thirty-three million, one hundred twenty-one thousand, two hundred thirty-two".