2124234122321 has 2 divisors, whose sum is σ = 2124234122322. Its totient is φ = 2124234122320.

The previous prime is 2124234122299. The next prime is 2124234122323. The reversal of 2124234122321 is 1232214324212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2114464974400 + 9769147921 = 1454120^2 + 98839^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124234122321 - 2¹⁰ = 2124234121297 is a prime.

Together with 2124234122323, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2124234122323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062117061160 + 1062117061161.

It is an arithmetic number, because the mean of its divisors is an integer number (1062117061161).

Almost surely, 2^{2124234122321} is an apocalyptic number.

It is an amenable number.

2124234122321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124234122321 is an equidigital number, since it uses as much as digits as its factorization.

2124234122321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9216, while the sum is 29.

Adding to 2124234122321 its reverse (1232214324212), we get a palindrome (3356448446533).

The spelling of 2124234122321 in words is "two trillion, one hundred twenty-four billion, two hundred thirty-four million, one hundred twenty-two thousand, three hundred twenty-one".