3121130332 has 12 divisors (see below), whose sum is σ = 5483232720. Its totient is φ = 1554492416.

The previous prime is 3121130321. The next prime is 3121130347. The reversal of 3121130332 is 2330311213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1517032 + ... + 1519087.

It is an arithmetic number, because the mean of its divisors is an integer number (456936060).

Almost surely, 2^3121130332 is an apocalyptic number.

It is an amenable number.

3121130332 is a deficient number, since it is larger than the sum of its proper divisors (2362102388).

3121130332 is a wasteful number, since it uses less digits than its factorization.

3121130332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3036380 (or 3036378 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 3121130332 is about 55867.0773533035. The cubic root of 3121130332 is about 1461.4051543592.

Adding to 3121130332 its reverse (2330311213), we get a palindrome (5451441545).

The spelling of 3121130332 in words is "three billion, one hundred twenty-one million, one hundred thirty thousand, three hundred thirty-two".