423231020003 has 12 divisors (see below), whose sum is σ = 463288769448. Its totient is φ = 383441458560.

The previous prime is 423231019999. The next prime is 423231020027. The reversal of 423231020003 is 300020132324.

It is not a de Polignac number, because 423231020003 - 2² = 423231019999 is a prime.

It is a super-2 number, since 2×423231020003² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423231020033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 720251 + ... + 1168427.

It is an arithmetic number, because the mean of its divisors is an integer number (38607397454).

Almost surely, 2^423231020003 is an apocalyptic number.

423231020003 is a deficient number, since it is larger than the sum of its proper divisors (40057749445).

423231020003 is an equidigital number, since it uses as much as digits as its factorization.

423231020003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448774 (or 448481 counting only the distinct ones).

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

Adding to 423231020003 its reverse (300020132324), we get a palindrome (723251152327).

The spelling of 423231020003 in words is "four hundred twenty-three billion, two hundred thirty-one million, twenty thousand, three".