343244002121 has 2 divisors, whose sum is σ = 343244002122. Its totient is φ = 343244002120.

The previous prime is 343244002097. The next prime is 343244002139. The reversal of 343244002121 is 121200442343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 235618014025 + 107625988096 = 485405^2 + 328064^2 .

It is a cyclic number.

It is not a de Polignac number, because 343244002121 - 2¹⁴ = 343243985737 is a prime.

It is not a weakly prime, because it can be changed into another prime (343244005121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171622001060 + 171622001061.

It is an arithmetic number, because the mean of its divisors is an integer number (171622001061).

Almost surely, 2^343244002121 is an apocalyptic number.

It is an amenable number.

343244002121 is a deficient number, since it is larger than the sum of its proper divisors (1).

343244002121 is an equidigital number, since it uses as much as digits as its factorization.

343244002121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 343244002121 its reverse (121200442343), we get a palindrome (464444444464).

The spelling of 343244002121 in words is "three hundred forty-three billion, two hundred forty-four million, two thousand, one hundred twenty-one".