213443065000 has 160 divisors (see below), whose sum is σ = 550674352800. Its totient is φ = 76888160000.

The previous prime is 213443064983. The next prime is 213443065009. The reversal of 213443065000 is 560344312.

It is a self number, because there is not a number n which added to its sum of digits gives 213443065000.

It is not an unprimeable number, because it can be changed into a prime (213443065009) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 5866866 + ... + 5903134.

It is an arithmetic number, because the mean of its divisors is an integer number (3441714705).

Almost surely, 2^213443065000 is an apocalyptic number.

213443065000 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 213443065000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275337176400).

213443065000 is an abundant number, since it is smaller than the sum of its proper divisors (337231287800).

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

213443065000 is a wasteful number, since it uses less digits than its factorization.

213443065000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36413 (or 36394 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The spelling of 213443065000 in words is "two hundred thirteen billion, four hundred forty-three million, sixty-five thousand".