321133021121 has 8 divisors (see below), whose sum is σ = 370934398944. Its totient is φ = 274766221120.

The previous prime is 321133021093. The next prime is 321133021133. The reversal of 321133021121 is 121120331123.

It is a happy number.

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 321133021121 - 2⁶ = 321133021057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321133021093 and 321133021102.

It is not an unprimeable number, because it can be changed into a prime (321133020121) 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, 858644255 + ... + 858644628.

It is an arithmetic number, because the mean of its divisors is an integer number (46366799868).

Almost surely, 2^321133021121 is an apocalyptic number.

It is an amenable number.

321133021121 is a deficient number, since it is larger than the sum of its proper divisors (49801377823).

321133021121 is a wasteful number, since it uses less digits than its factorization.

321133021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1717288911.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 321133021121 its reverse (121120331123), we get a palindrome (442253352244).

The spelling of 321133021121 in words is "three hundred twenty-one billion, one hundred thirty-three million, twenty-one thousand, one hundred twenty-one".