213430220543 has 8 divisors (see below), whose sum is σ = 224296248528. Its totient is φ = 202832489664.

The previous prime is 213430220537. The next prime is 213430220573. The reversal of 213430220543 is 345022034312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213430220543 - 2⁴ = 213430220527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213430220503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67072646 + ... + 67075827.

It is an arithmetic number, because the mean of its divisors is an integer number (28037031066).

Almost surely, 2^213430220543 is an apocalyptic number.

213430220543 is a deficient number, since it is larger than the sum of its proper divisors (10866027985).

213430220543 is a wasteful number, since it uses less digits than its factorization.

213430220543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134148553.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 213430220543 its reverse (345022034312), we get a palindrome (558452254855).

The spelling of 213430220543 in words is "two hundred thirteen billion, four hundred thirty million, two hundred twenty thousand, five hundred forty-three".