223020342203 has 4 divisors (see below), whose sum is σ = 236139185880. Its totient is φ = 209901498528.

The previous prime is 223020342199. The next prime is 223020342221. The reversal of 223020342203 is 302243020322.

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 223020342203 - 2² = 223020342199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223020342803) 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, 6559421813 + ... + 6559421846.

It is an arithmetic number, because the mean of its divisors is an integer number (59034796470).

Almost surely, 2^223020342203 is an apocalyptic number.

223020342203 is a deficient number, since it is larger than the sum of its proper divisors (13118843677).

223020342203 is a wasteful number, since it uses less digits than its factorization.

223020342203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13118843676.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 223020342203 its reverse (302243020322), we get a palindrome (525263362525).

The spelling of 223020342203 in words is "two hundred twenty-three billion, twenty million, three hundred forty-two thousand, two hundred three".