213220330332203 has 4 divisors (see below), whose sum is σ = 213220365390240. Its totient is φ = 213220295274168.

The previous prime is 213220330332199. The next prime is 213220330332223. The reversal of 213220330332203 is 302233033022312.

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 213220330332203 - 2² = 213220330332199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213220330332223) 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, 5782100 + ... + 21444657.

It is an arithmetic number, because the mean of its divisors is an integer number (53305091347560).

Almost surely, 2^{213220330332203} is an apocalyptic number.

213220330332203 is a deficient number, since it is larger than the sum of its proper divisors (35058037).

213220330332203 is an equidigital number, since it uses as much as digits as its factorization.

213220330332203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35058036.

The product of its (nonzero) digits is 23328, while the sum is 29.

Adding to 213220330332203 its reverse (302233033022312), we get a palindrome (515453363354515).

The spelling of 213220330332203 in words is "two hundred thirteen trillion, two hundred twenty billion, three hundred thirty million, three hundred thirty-two thousand, two hundred three".