2143102232 has 8 divisors (see below), whose sum is σ = 4018316700. Its totient is φ = 1071551112.

The previous prime is 2143102231. The next prime is 2143102237. The reversal of 2143102232 is 2322013412.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143102231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133943882 + ... + 133943897.

Almost surely, 2^2143102232 is an apocalyptic number.

It is an amenable number.

2143102232 is a deficient number, since it is larger than the sum of its proper divisors (1875214468).

2143102232 is a wasteful number, since it uses less digits than its factorization.

2143102232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267887785 (or 267887781 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2143102232 is about 46293.6521782415. The cubic root of 2143102232 is about 1289.2811394564.

Adding to 2143102232 its reverse (2322013412), we get a palindrome (4465115644).

The spelling of 2143102232 in words is "two billion, one hundred forty-three million, one hundred two thousand, two hundred thirty-two".