223112020213 has 4 divisors (see below), whose sum is σ = 223232819040. Its totient is φ = 222991221388.

The previous prime is 223112020189. The next prime is 223112020253. The reversal of 223112020213 is 312020211322.

223112020213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223112020213 is a prime.

It is a super-3 number, since 3×223112020213³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223112020253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60396643 + ... + 60400336.

It is an arithmetic number, because the mean of its divisors is an integer number (55808204760).

Almost surely, 2^223112020213 is an apocalyptic number.

It is an amenable number.

223112020213 is a deficient number, since it is larger than the sum of its proper divisors (120798827).

223112020213 is a wasteful number, since it uses less digits than its factorization.

223112020213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120798826.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 223112020213 its reverse (312020211322), we get a palindrome (535132231535).

The spelling of 223112020213 in words is "two hundred twenty-three billion, one hundred twelve million, twenty thousand, two hundred thirteen".