213133023300 has 144 divisors (see below), whose sum is σ = 627387344640. Its totient is φ = 55851354240.

The previous prime is 213133023287. The next prime is 213133023331. The reversal of 213133023300 is 3320331312.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8409247 + ... + 8434553.

It is an arithmetic number, because the mean of its divisors is an integer number (4356856560).

Almost surely, 2^213133023300 is an apocalyptic number.

213133023300 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 213133023300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313693672320).

213133023300 is an abundant number, since it is smaller than the sum of its proper divisors (414254321340).

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

213133023300 is a wasteful number, since it uses less digits than its factorization.

213133023300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25810 (or 25803 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 213133023300 its reverse (3320331312), we get a palindrome (216453354612).

The spelling of 213133023300 in words is "two hundred thirteen billion, one hundred thirty-three million, twenty-three thousand, three hundred".