2131332304 has 20 divisors (see below), whose sum is σ = 4132430820. Its totient is φ = 1064898560.

The previous prime is 2131332289. The next prime is 2131332331. The reversal of 2131332304 is 4032331312.

It can be written as a sum of positive squares in 2 ways, for example, as 102010000 + 2029322304 = 10100^2 + 45048^2 .

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, 24727 + ... + 69814.

It is an arithmetic number, because the mean of its divisors is an integer number (206621541).

Almost surely, 2^2131332304 is an apocalyptic number.

It is an amenable number.

2131332304 is a deficient number, since it is larger than the sum of its proper divisors (2001098516).

2131332304 is a wasteful number, since it uses less digits than its factorization.

2131332304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95958 (or 95952 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 2131332304 is about 46166.3546752394. The cubic root of 2131332304 is about 1286.9165592769.

Adding to 2131332304 its reverse (4032331312), we get a palindrome (6163663616).

The spelling of 2131332304 in words is "two billion, one hundred thirty-one million, three hundred thirty-two thousand, three hundred four".