342521400211 has 2 divisors, whose sum is σ = 342521400212. Its totient is φ = 342521400210.

The previous prime is 342521400157. The next prime is 342521400257. The reversal of 342521400211 is 112004125243.

It is a strong prime.

It is an emirp because it is prime and its reverse (112004125243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342521400211 - 2⁷ = 342521400083 is a prime.

It is not a weakly prime, because it can be changed into another prime (342521400511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171260700105 + 171260700106.

It is an arithmetic number, because the mean of its divisors is an integer number (171260700106).

Almost surely, 2^342521400211 is an apocalyptic number.

342521400211 is a deficient number, since it is larger than the sum of its proper divisors (1).

342521400211 is an equidigital number, since it uses as much as digits as its factorization.

342521400211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 342521400211 its reverse (112004125243), we get a palindrome (454525525454).

The spelling of 342521400211 in words is "three hundred forty-two billion, five hundred twenty-one million, four hundred thousand, two hundred eleven".