2122000211321 has 2 divisors, whose sum is σ = 2122000211322. Its totient is φ = 2122000211320.

The previous prime is 2122000211251. The next prime is 2122000211329. The reversal of 2122000211321 is 1231120002212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1847046801721 + 274953409600 = 1359061^2 + 524360^2 .

It is a cyclic number.

It is not a de Polignac number, because 2122000211321 - 2¹⁸ = 2121999949177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2122000211321.

It is not a weakly prime, because it can be changed into another prime (2122000211329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061000105660 + 1061000105661.

It is an arithmetic number, because the mean of its divisors is an integer number (1061000105661).

Almost surely, 2^{2122000211321} is an apocalyptic number.

It is an amenable number.

2122000211321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122000211321 is an equidigital number, since it uses as much as digits as its factorization.

2122000211321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2122000211321 its reverse (1231120002212), we get a palindrome (3353120213533).

The spelling of 2122000211321 in words is "two trillion, one hundred twenty-two billion, two hundred eleven thousand, three hundred twenty-one".