213143244004 has 24 divisors (see below), whose sum is σ = 388144199520. Its totient is φ = 102328915584.

The previous prime is 213143243969. The next prime is 213143244019. The reversal of 213143244004 is 400442341312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10491589 + ... + 10511884.

It is an arithmetic number, because the mean of its divisors is an integer number (16172674980).

Almost surely, 2^213143244004 is an apocalyptic number.

It is an amenable number.

213143244004 is a deficient number, since it is larger than the sum of its proper divisors (175000955516).

213143244004 is a wasteful number, since it uses less digits than its factorization.

213143244004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21003579 (or 21003577 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 213143244004 its reverse (400442341312), we get a palindrome (613585585316).

The spelling of 213143244004 in words is "two hundred thirteen billion, one hundred forty-three million, two hundred forty-four thousand, four".