2122333330321 has 4 divisors (see below), whose sum is σ = 2122992238644. Its totient is φ = 2121674422000.

The previous prime is 2122333330319. The next prime is 2122333330423. The reversal of 2122333330321 is 1230333332212.

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

It can be written as a sum of positive squares in 2 ways, for example, as 812361518721 + 1309971811600 = 901311^2 + 1144540^2 .

It is a cyclic number.

It is not a de Polignac number, because 2122333330321 - 2¹ = 2122333330319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2122333330321.

It is not an unprimeable number, because it can be changed into a prime (2122333630321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329449330 + ... + 329455771.

It is an arithmetic number, because the mean of its divisors is an integer number (530748059661).

Almost surely, 2^{2122333330321} is an apocalyptic number.

It is an amenable number.

2122333330321 is a deficient number, since it is larger than the sum of its proper divisors (658908323).

2122333330321 is an equidigital number, since it uses as much as digits as its factorization.

2122333330321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658908322.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 2122333330321 its reverse (1230333332212), we get a palindrome (3352666662533).

The spelling of 2122333330321 in words is "two trillion, one hundred twenty-two billion, three hundred thirty-three million, three hundred thirty thousand, three hundred twenty-one".