223244434220213 has 24 divisors (see below), whose sum is σ = 266032834631424. Its totient is φ = 186680773809600.

The previous prime is 223244434220189. The next prime is 223244434220257. The reversal of 223244434220213 is 312022434442322.

It is not a de Polignac number, because 223244434220213 - 2¹⁴ = 223244434203829 is a prime.

It is a super-3 number, since 3×223244434220213³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223244434220413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84007868 + ... + 86624538.

It is an arithmetic number, because the mean of its divisors is an integer number (11084701442976).

Almost surely, 2^{223244434220213} is an apocalyptic number.

It is an amenable number.

223244434220213 is a deficient number, since it is larger than the sum of its proper divisors (42788400411211).

223244434220213 is a wasteful number, since it uses less digits than its factorization.

223244434220213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2659193 (or 2659186 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 38.

Adding to 223244434220213 its reverse (312022434442322), we get a palindrome (535266868662535).

The spelling of 223244434220213 in words is "two hundred twenty-three trillion, two hundred forty-four billion, four hundred thirty-four million, two hundred twenty thousand, two hundred thirteen".