2143310032 has 10 divisors (see below), whose sum is σ = 4152663218. Its totient is φ = 1071655008.

The previous prime is 2143310009. The next prime is 2143310087. The reversal of 2143310032 is 2300133412.

It can be written as a sum of positive squares in only one way, i.e., 1956823696 + 186486336 = 44236^2 + 13656^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2143309991 and 2143310009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66978423 + ... + 66978454.

Almost surely, 2^2143310032 is an apocalyptic number.

It is an amenable number.

2143310032 is a deficient number, since it is larger than the sum of its proper divisors (2009353186).

2143310032 is a wasteful number, since it uses less digits than its factorization.

2143310032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133956885 (or 133956879 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2143310032 is about 46295.8964920218. The cubic root of 2143310032 is about 1289.3228086402.

Adding to 2143310032 its reverse (2300133412), we get a palindrome (4443443444).

The spelling of 2143310032 in words is "two billion, one hundred forty-three million, three hundred ten thousand, thirty-two".