2120431132 has 12 divisors (see below), whose sum is σ = 3789707040. Its totient is φ = 1037657696.

The previous prime is 2120431087. The next prime is 2120431147. The reversal of 2120431132 is 2311340212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5639257 + ... + 5639632.

It is an arithmetic number, because the mean of its divisors is an integer number (315808920).

Almost surely, 2^2120431132 is an apocalyptic number.

It is an amenable number.

2120431132 is a deficient number, since it is larger than the sum of its proper divisors (1669275908).

2120431132 is a wasteful number, since it uses less digits than its factorization.

2120431132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11278940 (or 11278938 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2120431132 is about 46048.1392892264. The cubic root of 2120431132 is about 1284.7187344854.

Adding to 2120431132 its reverse (2311340212), we get a palindrome (4431771344).

The spelling of 2120431132 in words is "two billion, one hundred twenty million, four hundred thirty-one thousand, one hundred thirty-two".