1322320121021 has 8 divisors (see below), whose sum is σ = 1330779230880. Its totient is φ = 1313861475888.

The previous prime is 1322320120987. The next prime is 1322320121167. The reversal of 1322320121021 is 1201210232231.

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 1322320121021 - 2¹⁰ = 1322320119997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1322320120984 and 1322320121002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322320121921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6969350 + ... + 7156568.

It is an arithmetic number, because the mean of its divisors is an integer number (166347403860).

Almost surely, 2^{1322320121021} is an apocalyptic number.

It is an amenable number.

1322320121021 is a deficient number, since it is larger than the sum of its proper divisors (8459109859).

1322320121021 is a wasteful number, since it uses less digits than its factorization.

1322320121021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232363.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1322320121021 its reverse (1201210232231), we get a palindrome (2523530353252).

The spelling of 1322320121021 in words is "one trillion, three hundred twenty-two billion, three hundred twenty million, one hundred twenty-one thousand, twenty-one".