213232213220303 has 4 divisors (see below), whose sum is σ = 213688813249080. Its totient is φ = 212775613191528.

The previous prime is 213232213220291. The next prime is 213232213220407. The reversal of 213232213220303 is 303022312232312.

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

It is a cyclic number.

It is not a de Polignac number, because 213232213220303 - 2¹⁰ = 213232213219279 is a prime.

It is a super-2 number, since 2×213232213220303² (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 (213232273220303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228300013688 + ... + 228300014621.

It is an arithmetic number, because the mean of its divisors is an integer number (53422203312270).

Almost surely, 2^{213232213220303} is an apocalyptic number.

213232213220303 is a deficient number, since it is larger than the sum of its proper divisors (456600028777).

213232213220303 is an equidigital number, since it uses as much as digits as its factorization.

213232213220303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456600028776.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 213232213220303 its reverse (303022312232312), we get a palindrome (516254525452615).

The spelling of 213232213220303 in words is "two hundred thirteen trillion, two hundred thirty-two billion, two hundred thirteen million, two hundred twenty thousand, three hundred three".