2143412012 has 12 divisors (see below), whose sum is σ = 4286824080. Its totient is φ = 918605136.

The previous prime is 2143411997. The next prime is 2143412023. The reversal of 2143412012 is 2102143412.

2143412012 is an admirable 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, 38275187 + ... + 38275242.

It is an arithmetic number, because the mean of its divisors is an integer number (357235340).

Almost surely, 2^2143412012 is an apocalyptic number.

It is an amenable number.

2143412012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2143412012 is a wasteful number, since it uses less digits than its factorization.

2143412012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76550440 (or 76550438 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2143412012 is about 46296.9978724323. The cubic root of 2143412012 is about 1289.3432572380.

Adding to 2143412012 its reverse (2102143412), we get a palindrome (4245555424).

The spelling of 2143412012 in words is "two billion, one hundred forty-three million, four hundred twelve thousand, twelve".