213213200133301 has 4 divisors (see below), whose sum is σ = 216708498496204. Its totient is φ = 209717901770400.

The previous prime is 213213200133293. The next prime is 213213200133319. The reversal of 213213200133301 is 103331002312312.

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

It can be written as a sum of positive squares in 2 ways, for example, as 100206626626276 + 113006573507025 = 10010326^2 + 10630455^2 .

It is a cyclic number.

It is not a de Polignac number, because 213213200133301 - 2³ = 213213200133293 is a prime.

It is a super-2 number, since 2×213213200133301² (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 (213213200136301) 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, 1747649181360 + ... + 1747649181481.

It is an arithmetic number, because the mean of its divisors is an integer number (54177124624051).

Almost surely, 2^{213213200133301} is an apocalyptic number.

It is an amenable number.

213213200133301 is a deficient number, since it is larger than the sum of its proper divisors (3495298362903).

213213200133301 is an equidigital number, since it uses as much as digits as its factorization.

213213200133301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3495298362902.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 213213200133301 its reverse (103331002312312), we get a palindrome (316544202445613).

The spelling of 213213200133301 in words is "two hundred thirteen trillion, two hundred thirteen billion, two hundred million, one hundred thirty-three thousand, three hundred one".