213332534244 has 24 divisors (see below), whose sum is σ = 553084348320. Its totient is φ = 71110844712.

The previous prime is 213332534237. The next prime is 213332534257. The reversal of 213332534244 is 442435233312.

213332534244 is a `hidden beast` number, since 21 + 33 + 32 + 534 + 2 + 44 = 666.

213332534244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 213332534199 and 213332534208.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 987650514 + ... + 987650729.

It is an arithmetic number, because the mean of its divisors is an integer number (23045181180).

Almost surely, 2^213332534244 is an apocalyptic number.

It is an amenable number.

213332534244 is an abundant number, since it is smaller than the sum of its proper divisors (339751814076).

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

213332534244 is a wasteful number, since it uses less digits than its factorization.

213332534244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1975301256 (or 1975301248 counting only the distinct ones).

The product of its digits is 207360, while the sum is 36.

Adding to 213332534244 its reverse (442435233312), we get a palindrome (655767767556).

The spelling of 213332534244 in words is "two hundred thirteen billion, three hundred thirty-two million, five hundred thirty-four thousand, two hundred forty-four".