2122222320321 has 8 divisors (see below), whose sum is σ = 2829820354464. Its totient is φ = 1414719583200.

The previous prime is 2122222320311. The next prime is 2122222320331. The reversal of 2122222320321 is 1230232222212.

It is an interprime number because it is at equal distance from previous prime (2122222320311) and next prime (2122222320331).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2122222320321 - 2¹³ = 2122222312129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2122222320291 and 2122222320300.

It is not an unprimeable number, because it can be changed into a prime (2122222320311) 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, 23772276 + ... + 23861381.

It is an arithmetic number, because the mean of its divisors is an integer number (353727544308).

Almost surely, 2^{2122222320321} is an apocalyptic number.

It is an amenable number.

2122222320321 is a deficient number, since it is larger than the sum of its proper divisors (707598034143).

2122222320321 is a wasteful number, since it uses less digits than its factorization.

2122222320321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47648511.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 2122222320321 its reverse (1230232222212), we get a palindrome (3352454542533).

The spelling of 2122222320321 in words is "two trillion, one hundred twenty-two billion, two hundred twenty-two million, three hundred twenty thousand, three hundred twenty-one".