212110332321004 has 24 divisors (see below), whose sum is σ = 399799702890000. Its totient is φ = 97884021591744.

The previous prime is 212110332320989. The next prime is 212110332321007. The reversal of 212110332321004 is 400123233011212.

It is a self number, because there is not a number n which added to its sum of digits gives 212110332321004.

It is not an unprimeable number, because it can be changed into a prime (212110332321007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271582639 + ... + 272362534.

It is an arithmetic number, because the mean of its divisors is an integer number (16658320953750).

Almost surely, 2^{212110332321004} is an apocalyptic number.

It is an amenable number.

212110332321004 is a deficient number, since it is larger than the sum of its proper divisors (187689370568996).

212110332321004 is a wasteful number, since it uses less digits than its factorization.

212110332321004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543952689 (or 543952687 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 212110332321004 its reverse (400123233011212), we get a palindrome (612233565332216).

The spelling of 212110332321004 in words is "two hundred twelve trillion, one hundred ten billion, three hundred thirty-two million, three hundred twenty-one thousand, four".