223012321003 has 2 divisors, whose sum is σ = 223012321004. Its totient is φ = 223012321002.

The previous prime is 223012320977. The next prime is 223012321013. The reversal of 223012321003 is 300123210322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 223012321003 - 2⁹ = 223012320491 is a prime.

It is a super-2 number, since 2×223012321003² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (223012321013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111506160501 + 111506160502.

It is an arithmetic number, because the mean of its divisors is an integer number (111506160502).

Almost surely, 2^223012321003 is an apocalyptic number.

223012321003 is a deficient number, since it is larger than the sum of its proper divisors (1).

223012321003 is an equidigital number, since it uses as much as digits as its factorization.

223012321003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 223012321003 its reverse (300123210322), we get a palindrome (523135531325).

The spelling of 223012321003 in words is "two hundred twenty-three billion, twelve million, three hundred twenty-one thousand, three".