403220321323 has 8 divisors (see below), whose sum is σ = 410841367488. Its totient is φ = 395599761024.

The previous prime is 403220321321. The next prime is 403220321347. The reversal of 403220321323 is 323123022304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 403220321323 - 2¹ = 403220321321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403220321321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1855011 + ... + 2060947.

It is an arithmetic number, because the mean of its divisors is an integer number (51355170936).

Almost surely, 2^403220321323 is an apocalyptic number.

403220321323 is a deficient number, since it is larger than the sum of its proper divisors (7621046165).

403220321323 is a wasteful number, since it uses less digits than its factorization.

403220321323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242933.

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

Adding to 403220321323 its reverse (323123022304), we get a palindrome (726343343627).

The spelling of 403220321323 in words is "four hundred three billion, two hundred twenty million, three hundred twenty-one thousand, three hundred twenty-three".