223220111203 has 4 divisors (see below), whose sum is σ = 223223970528. Its totient is φ = 223216251880.

The previous prime is 223220111197. The next prime is 223220111207. The reversal of 223220111203 is 302111022322.

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 223220111203 - 2²⁵ = 223186556771 is a prime.

It is a super-3 number, since 3×223220111203³ (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 not an unprimeable number, because it can be changed into a prime (223220111207) 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, 1841563 + ... + 1959028.

It is an arithmetic number, because the mean of its divisors is an integer number (55805992632).

Almost surely, 2^223220111203 is an apocalyptic number.

223220111203 is a deficient number, since it is larger than the sum of its proper divisors (3859325).

223220111203 is an equidigital number, since it uses as much as digits as its factorization.

223220111203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3859324.

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

Adding to 223220111203 its reverse (302111022322), we get a palindrome (525331133525).

The spelling of 223220111203 in words is "two hundred twenty-three billion, two hundred twenty million, one hundred eleven thousand, two hundred three".