210021300332 has 48 divisors (see below), whose sum is σ = 390900142080. Its totient is φ = 98512759488.

The previous prime is 210021300289. The next prime is 210021300347. The reversal of 210021300332 is 233003120012.

It is a self number, because there is not a number n which added to its sum of digits gives 210021300332.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16372073 + ... + 16384895.

It is an arithmetic number, because the mean of its divisors is an integer number (8143752960).

Almost surely, 2^210021300332 is an apocalyptic number.

It is an amenable number.

210021300332 is a deficient number, since it is larger than the sum of its proper divisors (180878841748).

210021300332 is a wasteful number, since it uses less digits than its factorization.

210021300332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16262 (or 16260 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 210021300332 its reverse (233003120012), we get a palindrome (443024420344).

The spelling of 210021300332 in words is "two hundred ten billion, twenty-one million, three hundred thousand, three hundred thirty-two".