423234321203 has 4 divisors (see below), whose sum is σ = 423318990000. Its totient is φ = 423149652408.

The previous prime is 423234321193. The next prime is 423234321233. The reversal of 423234321203 is 302123432324.

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 423234321203 - 2³⁸ = 148356414259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423234321233) 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, 42326900 + ... + 42336897.

It is an arithmetic number, because the mean of its divisors is an integer number (105829747500).

Almost surely, 2^423234321203 is an apocalyptic number.

423234321203 is a deficient number, since it is larger than the sum of its proper divisors (84668797).

423234321203 is an equidigital number, since it uses as much as digits as its factorization.

423234321203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84668796.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 423234321203 its reverse (302123432324), we get a palindrome (725357753527).

The spelling of 423234321203 in words is "four hundred twenty-three billion, two hundred thirty-four million, three hundred twenty-one thousand, two hundred three".