213444041332 has 24 divisors (see below), whose sum is σ = 378348969600. Its totient is φ = 105345005376.

The previous prime is 213444041329. The next prime is 213444041341. The reversal of 213444041332 is 233140444312.

It is a junction number, because it is equal to n+sod(n) for n = 213444041294 and 213444041303.

It is a congruent number.

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, 1226328 + ... + 1389520.

It is an arithmetic number, because the mean of its divisors is an integer number (15764540400).

Almost surely, 2^213444041332 is an apocalyptic number.

It is an amenable number.

213444041332 is a deficient number, since it is larger than the sum of its proper divisors (164904928268).

213444041332 is a wasteful number, since it uses less digits than its factorization.

213444041332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167415 (or 167413 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 213444041332 its reverse (233140444312), we get a palindrome (446584485644).

The spelling of 213444041332 in words is "two hundred thirteen billion, four hundred forty-four million, forty-one thousand, three hundred thirty-two".