213100343202103 has 16 divisors (see below), whose sum is σ = 243687680706304. Its totient is φ = 182549124783360.

The previous prime is 213100343202091. The next prime is 213100343202121. The reversal of 213100343202103 is 301202343001312.

It is a cyclic number.

It is not a de Polignac number, because 213100343202103 - 2²¹ = 213100341104951 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 (213100343202163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231659476 + ... + 232577542.

It is an arithmetic number, because the mean of its divisors is an integer number (15230480044144).

Almost surely, 2^{213100343202103} is an apocalyptic number.

213100343202103 is a deficient number, since it is larger than the sum of its proper divisors (30587337504201).

213100343202103 is a wasteful number, since it uses less digits than its factorization.

213100343202103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937702.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 213100343202103 its reverse (301202343001312), we get a palindrome (514302686203415).

The spelling of 213100343202103 in words is "two hundred thirteen trillion, one hundred billion, three hundred forty-three million, two hundred two thousand, one hundred three".