223321020203 has 16 divisors (see below), whose sum is σ = 226985932800. Its totient is φ = 219678201600.

The previous prime is 223321020193. The next prime is 223321020211. The reversal of 223321020203 is 302020123322.

It is a cyclic number.

It is not a de Polignac number, because 223321020203 - 2¹⁰ = 223321019179 is a prime.

It is a super-2 number, since 2×223321020203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223321020253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40461278 + ... + 40466796.

It is an arithmetic number, because the mean of its divisors is an integer number (14186620800).

Almost surely, 2^223321020203 is an apocalyptic number.

223321020203 is a deficient number, since it is larger than the sum of its proper divisors (3664912597).

223321020203 is a wasteful number, since it uses less digits than its factorization.

223321020203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7402.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 223321020203 its reverse (302020123322), we get a palindrome (525341143525).

The spelling of 223321020203 in words is "two hundred twenty-three billion, three hundred twenty-one million, twenty thousand, two hundred three".