213213311101 has 8 divisors (see below), whose sum is σ = 249615584064. Its totient is φ = 178296845280.

The previous prime is 213213311081. The next prime is 213213311111. The reversal of 213213311101 is 101113312312.

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 213213311101 - 2²¹ = 213211213949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213213311111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371451475 + ... + 371452048.

It is an arithmetic number, because the mean of its divisors is an integer number (31201948008).

Almost surely, 2^213213311101 is an apocalyptic number.

It is an amenable number.

213213311101 is a deficient number, since it is larger than the sum of its proper divisors (36402272963).

213213311101 is an equidigital number, since it uses as much as digits as its factorization.

213213311101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742903571.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 213213311101 its reverse (101113312312), we get a palindrome (314326623413).

The spelling of 213213311101 in words is "two hundred thirteen billion, two hundred thirteen million, three hundred eleven thousand, one hundred one".