2143002012 has 24 divisors (see below), whose sum is σ = 5085091200. Its totient is φ = 702226416.

The previous prime is 2143001999. The next prime is 2143002091. The reversal of 2143002012 is 2102003412.

It is a junction number, because it is equal to n+sod(n) for n = 2143001982 and 2143002000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1512712 + ... + 1514127.

It is an arithmetic number, because the mean of its divisors is an integer number (211878800).

Almost surely, 2^2143002012 is an apocalyptic number.

It is an amenable number.

2143002012 is an abundant number, since it is smaller than the sum of its proper divisors (2942089188).

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

2143002012 is a wasteful number, since it uses less digits than its factorization.

2143002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3026905 (or 3026903 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2143002012 is about 46292.5697277652. The cubic root of 2143002012 is about 1289.2610418353.

Adding to 2143002012 its reverse (2102003412), we get a palindrome (4245005424).

The spelling of 2143002012 in words is "two billion, one hundred forty-three million, two thousand, twelve".