2144243012 has 6 divisors (see below), whose sum is σ = 3752425278. Its totient is φ = 1072121504.

The previous prime is 2144242987. The next prime is 2144243027. The reversal of 2144243012 is 2103424412.

It can be written as a sum of positive squares in only one way, i.e., 2011163716 + 133079296 = 44846^2 + 11536^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268030373 + ... + 268030380.

It is an arithmetic number, because the mean of its divisors is an integer number (625404213).

Almost surely, 2^2144243012 is an apocalyptic number.

It is an amenable number.

2144243012 is a deficient number, since it is larger than the sum of its proper divisors (1608182266).

2144243012 is a wasteful number, since it uses less digits than its factorization.

2144243012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536060757 (or 536060755 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 2144243012 is about 46305.9716667300. The cubic root of 2144243012 is about 1289.5098616682.

Adding to 2144243012 its reverse (2103424412), we get a palindrome (4247667424).

The spelling of 2144243012 in words is "two billion, one hundred forty-four million, two hundred forty-three thousand, twelve".