213345543313 has 8 divisors (see below), whose sum is σ = 249011212032. Its totient is φ = 178976808096.

The previous prime is 213345543311. The next prime is 213345543319. The reversal of 213345543313 is 313345543312.

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 213345543313 - 2¹ = 213345543311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213345543311) 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, 324233020 + ... + 324233677.

It is an arithmetic number, because the mean of its divisors is an integer number (31126401504).

Almost surely, 2^213345543313 is an apocalyptic number.

It is an amenable number.

213345543313 is a deficient number, since it is larger than the sum of its proper divisors (35665668719).

213345543313 is an equidigital number, since it uses as much as digits as its factorization.

213345543313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648466751.

The product of its digits is 194400, while the sum is 37.

Subtracting 213345543313 from its reverse (313345543312), we obtain a palindrome (99999999999).

The spelling of 213345543313 in words is "two hundred thirteen billion, three hundred forty-five million, five hundred forty-three thousand, three hundred thirteen".