403323230323 has 4 divisors (see below), whose sum is σ = 434348094208. Its totient is φ = 372298366440.

The previous prime is 403323230311. The next prime is 403323230399. The reversal of 403323230323 is 323032323304.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 403323230323 - 2¹⁷ = 403323099251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 403323230291 and 403323230300.

It is not an unprimeable number, because it can be changed into a prime (403323230423) 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, 15512431923 + ... + 15512431948.

It is an arithmetic number, because the mean of its divisors is an integer number (108587023552).

Almost surely, 2^403323230323 is an apocalyptic number.

403323230323 is a deficient number, since it is larger than the sum of its proper divisors (31024863885).

403323230323 is a wasteful number, since it uses less digits than its factorization.

403323230323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31024863884.

The product of its (nonzero) digits is 23328, while the sum is 28.

Adding to 403323230323 its reverse (323032323304), we get a palindrome (726355553627).

The spelling of 403323230323 in words is "four hundred three billion, three hundred twenty-three million, two hundred thirty thousand, three hundred twenty-three".