3121132232 has 8 divisors (see below), whose sum is σ = 5852122950. Its totient is φ = 1560566112.

The previous prime is 3121132229. The next prime is 3121132277. The reversal of 3121132232 is 2322311213.

It can be written as a sum of positive squares in only one way, i.e., 1561356196 + 1559776036 = 39514^2 + 39494^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195070757 + ... + 195070772.

Almost surely, 2^3121132232 is an apocalyptic number.

It is an amenable number.

3121132232 is a deficient number, since it is larger than the sum of its proper divisors (2730990718).

3121132232 is a wasteful number, since it uses less digits than its factorization.

3121132232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390141535 (or 390141531 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 3121132232 is about 55867.0943579492. The cubic root of 3121132232 is about 1461.4054509045.

Adding to 3121132232 its reverse (2322311213), we get a palindrome (5443443445).

The spelling of 3121132232 in words is "three billion, one hundred twenty-one million, one hundred thirty-two thousand, two hundred thirty-two".