213343500000 has 336 divisors, whose sum is σ = 717304880880. Its totient is φ = 55488000000.

The previous prime is 213343499983. The next prime is 213343500031. The reversal of 213343500000 is 5343312.

It is a self number, because there is not a number n which added to its sum of digits gives 213343500000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 61498266 + ... + 61501734.

It is an arithmetic number, because the mean of its divisors is an integer number (2134835955).

Almost surely, 2^213343500000 is an apocalyptic number.

213343500000 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 213343500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358652440440).

213343500000 is an abundant number, since it is smaller than the sum of its proper divisors (503961380880).

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

213343500000 is an frugal number, since it uses more digits than its factorization.

213343500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3553 (or 3520 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

Adding to 213343500000 its reverse (5343312), we get a palindrome (213348843312).

The spelling of 213343500000 in words is "two hundred thirteen billion, three hundred forty-three million, five hundred thousand".