213321110000 has 100 divisors (see below), whose sum is σ = 519461337912. Its totient is φ = 84834528000.

The previous prime is 213321109993. The next prime is 213321110053. The reversal of 213321110000 is 11123312.

It is a tau number, because it is divible by the number of its divisors (100).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1668347 + ... + 1791653.

Almost surely, 2^213321110000 is an apocalyptic number.

213321110000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213321110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259730668956).

213321110000 is an abundant number, since it is smaller than the sum of its proper divisors (306140227912).

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

213321110000 is a wasteful number, since it uses less digits than its factorization.

213321110000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123508 (or 123487 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 213321110000 its reverse (11123312), we get a palindrome (213332233312).

The spelling of 213321110000 in words is "two hundred thirteen billion, three hundred twenty-one million, one hundred ten thousand".