2143210204 has 18 divisors (see below), whose sum is σ = 3807464640. Its totient is φ = 1055602152.

The previous prime is 2143210193. The next prime is 2143210207. The reversal of 2143210204 is 4020123412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143210207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41724 + ... + 77635.

Almost surely, 2^2143210204 is an apocalyptic number.

It is an amenable number.

2143210204 is a deficient number, since it is larger than the sum of its proper divisors (1664254436).

2143210204 is a wasteful number, since it uses less digits than its factorization.

2143210204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119497 (or 119428 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2143210204 is about 46294.8183277567. The cubic root of 2143210204 is about 1289.3027909240.

Adding to 2143210204 its reverse (4020123412), we get a palindrome (6163333616).

The spelling of 2143210204 in words is "two billion, one hundred forty-three million, two hundred ten thousand, two hundred four".