213301403242343 has 8 divisors (see below), whose sum is σ = 229710677784336. Its totient is φ = 196892339313600.

The previous prime is 213301403242331. The next prime is 213301403242351. The reversal of 213301403242343 is 343242304103312.

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 213301403242343 - 2³⁰ = 213300329500519 is a prime.

It is a super-2 number, since 2×213301403242343² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213301403242843) 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, 50546753 + ... + 54603818.

It is an arithmetic number, because the mean of its divisors is an integer number (28713834723042).

Almost surely, 2^{213301403242343} is an apocalyptic number.

213301403242343 is a deficient number, since it is larger than the sum of its proper divisors (16409274541993).

213301403242343 is a wasteful number, since it uses less digits than its factorization.

213301403242343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105306625.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 213301403242343 its reverse (343242304103312), we get a palindrome (556543707345655).

The spelling of 213301403242343 in words is "two hundred thirteen trillion, three hundred one billion, four hundred three million, two hundred forty-two thousand, three hundred forty-three".