2343224232121 has 2 divisors, whose sum is σ = 2343224232122. Its totient is φ = 2343224232120.

The previous prime is 2343224232119. The next prime is 2343224232133. The reversal of 2343224232121 is 1212324223432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2019059116096 + 324165116025 = 1420936^2 + 569355^2 .

It is a cyclic number.

It is not a de Polignac number, because 2343224232121 - 2¹ = 2343224232119 is a prime.

Together with 2343224232119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2343224233121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1171612116060 + 1171612116061.

It is an arithmetic number, because the mean of its divisors is an integer number (1171612116061).

Almost surely, 2^{2343224232121} is an apocalyptic number.

It is an amenable number.

2343224232121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2343224232121 is an equidigital number, since it uses as much as digits as its factorization.

2343224232121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 31.

Adding to 2343224232121 its reverse (1212324223432), we get a palindrome (3555548455553).

The spelling of 2343224232121 in words is "two trillion, three hundred forty-three billion, two hundred twenty-four million, two hundred thirty-two thousand, one hundred twenty-one".