213322231321303 has 4 divisors (see below), whose sum is σ = 229731633730648. Its totient is φ = 196912828911960.

The previous prime is 213322231321273. The next prime is 213322231321333. The reversal of 213322231321303 is 303123132223312.

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

It is an interprime number because it is at equal distance from previous prime (213322231321273) and next prime (213322231321333).

It is a cyclic number.

It is not a de Polignac number, because 213322231321303 - 2²¹ = 213322229224151 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 (213322231321333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8204701204653 + ... + 8204701204678.

It is an arithmetic number, because the mean of its divisors is an integer number (57432908432662).

Almost surely, 2^{213322231321303} is an apocalyptic number.

213322231321303 is a deficient number, since it is larger than the sum of its proper divisors (16409402409345).

213322231321303 is a wasteful number, since it uses less digits than its factorization.

213322231321303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16409402409344.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 213322231321303 its reverse (303123132223312), we get a palindrome (516445363544615).

The spelling of 213322231321303 in words is "two hundred thirteen trillion, three hundred twenty-two billion, two hundred thirty-one million, three hundred twenty-one thousand, three hundred three".