320233120003 has 4 divisors (see below), whose sum is σ = 337087494760. Its totient is φ = 303378745248.

The previous prime is 320233119959. The next prime is 320233120021. The reversal of 320233120003 is 300021332023.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320233120003 is a prime.

It is a super-2 number, since 2×320233120003² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 16854374737 = 320233120003 / (3 + 2 + 0 + 2 + 3 + 3 + 1 + 2 + 0 + 0 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320233120043) 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, 8427187350 + ... + 8427187387.

It is an arithmetic number, because the mean of its divisors is an integer number (84271873690).

Almost surely, 2^320233120003 is an apocalyptic number.

320233120003 is a deficient number, since it is larger than the sum of its proper divisors (16854374757).

320233120003 is a wasteful number, since it uses less digits than its factorization.

320233120003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16854374756.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 320233120003 its reverse (300021332023), we get a palindrome (620254452026).

The spelling of 320233120003 in words is "three hundred twenty billion, two hundred thirty-three million, one hundred twenty thousand, three".