2122320221311 has 2 divisors, whose sum is σ = 2122320221312. Its totient is φ = 2122320221310.

The previous prime is 2122320221309. The next prime is 2122320221369. The reversal of 2122320221311 is 1131220232212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2122320221311 - 2¹ = 2122320221309 is a prime.

Together with 2122320221309, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122320221381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061160110655 + 1061160110656.

It is an arithmetic number, because the mean of its divisors is an integer number (1061160110656).

Almost surely, 2^{2122320221311} is an apocalyptic number.

2122320221311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122320221311 is an equidigital number, since it uses as much as digits as its factorization.

2122320221311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2122320221311 its reverse (1131220232212), we get a palindrome (3253540453523).

The spelling of 2122320221311 in words is "two trillion, one hundred twenty-two billion, three hundred twenty million, two hundred twenty-one thousand, three hundred eleven".