2121332124323 has 2 divisors, whose sum is σ = 2121332124324. Its totient is φ = 2121332124322.

The previous prime is 2121332124283. The next prime is 2121332124341. The reversal of 2121332124323 is 3234212331212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2121332124323 - 2¹⁶ = 2121332058787 is a prime.

It is not a weakly prime, because it can be changed into another prime (2121337124323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060666062161 + 1060666062162.

It is an arithmetic number, because the mean of its divisors is an integer number (1060666062162).

Almost surely, 2^{2121332124323} is an apocalyptic number.

2121332124323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2121332124323 is an equidigital number, since it uses as much as digits as its factorization.

2121332124323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 29.

Adding to 2121332124323 its reverse (3234212331212), we get a palindrome (5355544455535).

The spelling of 2121332124323 in words is "two trillion, one hundred twenty-one billion, three hundred thirty-two million, one hundred twenty-four thousand, three hundred twenty-three".