321133130011 has 4 divisors (see below), whose sum is σ = 321179072224. Its totient is φ = 321087187800.

The previous prime is 321133129979. The next prime is 321133130077. The reversal of 321133130011 is 110031331123.

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

It is a cyclic number.

It is not a de Polignac number, because 321133130011 - 2⁵ = 321133129979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321133130081) 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, 22960620 + ... + 22974601.

It is an arithmetic number, because the mean of its divisors is an integer number (80294768056).

Almost surely, 2^321133130011 is an apocalyptic number.

321133130011 is a deficient number, since it is larger than the sum of its proper divisors (45942213).

321133130011 is an equidigital number, since it uses as much as digits as its factorization.

321133130011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45942212.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 321133130011 its reverse (110031331123), we get a palindrome (431164461134).

The spelling of 321133130011 in words is "three hundred twenty-one billion, one hundred thirty-three million, one hundred thirty thousand, eleven".