320003220011 has 4 divisors (see below), whose sum is σ = 320006904672. Its totient is φ = 319999535352.

The previous prime is 320003219989. The next prime is 320003220083. The reversal of 320003220011 is 110022300023.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110022300023 = 6053 ⋅18176491.

It is a cyclic number.

It is not a de Polignac number, because 320003220011 - 2⁶ = 320003219947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320003220091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1708835 + ... + 1886828.

It is an arithmetic number, because the mean of its divisors is an integer number (80001726168).

Almost surely, 2^320003220011 is an apocalyptic number.

320003220011 is a deficient number, since it is larger than the sum of its proper divisors (3684661).

320003220011 is an equidigital number, since it uses as much as digits as its factorization.

320003220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3684660.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 320003220011 its reverse (110022300023), we get a palindrome (430025520034).

The spelling of 320003220011 in words is "three hundred twenty billion, three million, two hundred twenty thousand, eleven".