213344343430203 has 4 divisors (see below), whose sum is σ = 284459124573608. Its totient is φ = 142229562286800.

The previous prime is 213344343430201. The next prime is 213344343430259. The reversal of 213344343430203 is 302034343443312.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 213344343430203 - 2¹ = 213344343430201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213344343430201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35557390571698 + ... + 35557390571703.

It is an arithmetic number, because the mean of its divisors is an integer number (71114781143402).

Almost surely, 2^{213344343430203} is an apocalyptic number.

213344343430203 is a deficient number, since it is larger than the sum of its proper divisors (71114781143405).

213344343430203 is an equidigital number, since it uses as much as digits as its factorization.

213344343430203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71114781143404.

The product of its (nonzero) digits is 746496, while the sum is 39.

Adding to 213344343430203 its reverse (302034343443312), we get a palindrome (515378686873515).

The spelling of 213344343430203 in words is "two hundred thirteen trillion, three hundred forty-four billion, three hundred forty-three million, four hundred thirty thousand, two hundred three".