213134314244 has 6 divisors (see below), whose sum is σ = 372985049934. Its totient is φ = 106567157120.

The previous prime is 213134314243. The next prime is 213134314259. The reversal of 213134314244 is 442413431312.

213134314244 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 150264769600 + 62869544644 = 387640^2 + 250738^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 213134314244.

It is not an unprimeable number, because it can be changed into a prime (213134314243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26641789277 + ... + 26641789284.

It is an arithmetic number, because the mean of its divisors is an integer number (62164174989).

Almost surely, 2^213134314244 is an apocalyptic number.

It is an amenable number.

213134314244 is a deficient number, since it is larger than the sum of its proper divisors (159850735690).

213134314244 is a wasteful number, since it uses less digits than its factorization.

213134314244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53283578565 (or 53283578563 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

Adding to 213134314244 its reverse (442413431312), we get a palindrome (655547745556).

The spelling of 213134314244 in words is "two hundred thirteen billion, one hundred thirty-four million, three hundred fourteen thousand, two hundred forty-four".