223020223403 has 4 divisors (see below), whose sum is σ = 223025033880. Its totient is φ = 223015412928.

The previous prime is 223020223337. The next prime is 223020223451. The reversal of 223020223403 is 304322020322.

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 223020223403 - 2¹⁸ = 223019961259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223020223463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2335013 + ... + 2428646.

It is an arithmetic number, because the mean of its divisors is an integer number (55756258470).

Almost surely, 2^223020223403 is an apocalyptic number.

223020223403 is a deficient number, since it is larger than the sum of its proper divisors (4810477).

223020223403 is an equidigital number, since it uses as much as digits as its factorization.

223020223403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4810476.

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

Adding to 223020223403 its reverse (304322020322), we get a palindrome (527342243725).

The spelling of 223020223403 in words is "two hundred twenty-three billion, twenty million, two hundred twenty-three thousand, four hundred three".