342113320321 has 2 divisors, whose sum is σ = 342113320322. Its totient is φ = 342113320320.

The previous prime is 342113320319. The next prime is 342113320349. The reversal of 342113320321 is 123023311243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 302786067600 + 39327252721 = 550260^2 + 198311^2 .

It is a cyclic number.

It is not a de Polignac number, because 342113320321 - 2¹ = 342113320319 is a prime.

Together with 342113320319, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (342113320721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171056660160 + 171056660161.

It is an arithmetic number, because the mean of its divisors is an integer number (171056660161).

Almost surely, 2^342113320321 is an apocalyptic number.

It is an amenable number.

342113320321 is a deficient number, since it is larger than the sum of its proper divisors (1).

342113320321 is an equidigital number, since it uses as much as digits as its factorization.

342113320321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 342113320321 its reverse (123023311243), we get a palindrome (465136631564).

The spelling of 342113320321 in words is "three hundred forty-two billion, one hundred thirteen million, three hundred twenty thousand, three hundred twenty-one".