221323003302213 has 6 divisors (see below), whose sum is σ = 319688782547654. Its totient is φ = 147548668868136.

The previous prime is 221323003302197. The next prime is 221323003302223. The reversal of 221323003302213 is 312203300323122.

221323003302213 is a `hidden beast` number, since 2 + 2 + 1 + 3 + 2 + 300 + 330 + 2 + 21 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 171508175708769 + 49814827593444 = 13096113^2 + 7057962^2 .

It is not a de Polignac number, because 221323003302213 - 2⁴ = 221323003302197 is a prime.

It is a super-2 number, since 2×221323003302213² (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 (221323003302223) 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 5 ways as a sum of consecutive naturals, for example, 12295722405670 + ... + 12295722405687.

Almost surely, 2^{221323003302213} is an apocalyptic number.

It is an amenable number.

221323003302213 is a deficient number, since it is larger than the sum of its proper divisors (98365779245441).

221323003302213 is a wasteful number, since it uses less digits than its factorization.

221323003302213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24591444811363 (or 24591444811360 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 221323003302213 its reverse (312203300323122), we get a palindrome (533526303625335).

The spelling of 221323003302213 in words is "two hundred twenty-one trillion, three hundred twenty-three billion, three million, three hundred two thousand, two hundred thirteen".