223012322003 has 4 divisors (see below), whose sum is σ = 225518078520. Its totient is φ = 220506565488.

The previous prime is 223012321979. The next prime is 223012322017. The reversal of 223012322003 is 300223210322.

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 223012322003 - 2¹⁸ = 223012059859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223012322023) 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, 1252878125 + ... + 1252878302.

It is an arithmetic number, because the mean of its divisors is an integer number (56379519630).

Almost surely, 2^223012322003 is an apocalyptic number.

223012322003 is a deficient number, since it is larger than the sum of its proper divisors (2505756517).

223012322003 is an equidigital number, since it uses as much as digits as its factorization.

223012322003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505756516.

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

Adding to 223012322003 its reverse (300223210322), we get a palindrome (523235532325).

The spelling of 223012322003 in words is "two hundred twenty-three billion, twelve million, three hundred twenty-two thousand, three".