423323120203 has 2 divisors, whose sum is σ = 423323120204. Its totient is φ = 423323120202.

The previous prime is 423323120177. The next prime is 423323120249. The reversal of 423323120203 is 302021323324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423323120203 - 2⁹ = 423323119691 is a prime.

It is a super-2 number, since 2×423323120203² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (423323123203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211661560101 + 211661560102.

It is an arithmetic number, because the mean of its divisors is an integer number (211661560102).

Almost surely, 2^423323120203 is an apocalyptic number.

423323120203 is a deficient number, since it is larger than the sum of its proper divisors (1).

423323120203 is an equidigital number, since it uses as much as digits as its factorization.

423323120203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 423323120203 its reverse (302021323324), we get a palindrome (725344443527).

The spelling of 423323120203 in words is "four hundred twenty-three billion, three hundred twenty-three million, one hundred twenty thousand, two hundred three".