223213113203 has 4 divisors (see below), whose sum is σ = 223219840200. Its totient is φ = 223206386208.

The previous prime is 223213113199. The next prime is 223213113209. The reversal of 223213113203 is 302311312322.

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 223213113203 - 2² = 223213113199 is a prime.

It is a super-3 number, since 3×223213113203³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223213113209) 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, 3313478 + ... + 3380171.

It is an arithmetic number, because the mean of its divisors is an integer number (55804960050).

Almost surely, 2^223213113203 is an apocalyptic number.

223213113203 is a deficient number, since it is larger than the sum of its proper divisors (6726997).

223213113203 is an equidigital number, since it uses as much as digits as its factorization.

223213113203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6726996.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 223213113203 its reverse (302311312322), we get a palindrome (525524425525).

The spelling of 223213113203 in words is "two hundred twenty-three billion, two hundred thirteen million, one hundred thirteen thousand, two hundred three".