341203340022421 has 4 divisors (see below), whose sum is σ = 341203779164332. Its totient is φ = 341202900880512.

The previous prime is 341203340022379. The next prime is 341203340022427. The reversal of 341203340022421 is 124220043302143.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17504266116100 + 323699073906321 = 4183810^2 + 17991639^2 .

It is a cyclic number.

It is not a de Polignac number, because 341203340022421 - 2⁴⁵ = 306018967933589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341203340022427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218403420 + ... + 219960133.

It is an arithmetic number, because the mean of its divisors is an integer number (85300944791083).

Almost surely, 2^{341203340022421} is an apocalyptic number.

It is an amenable number.

341203340022421 is a deficient number, since it is larger than the sum of its proper divisors (439141911).

341203340022421 is an equidigital number, since it uses as much as digits as its factorization.

341203340022421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439141910.

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

Adding to 341203340022421 its reverse (124220043302143), we get a palindrome (465423383324564).

The spelling of 341203340022421 in words is "three hundred forty-one trillion, two hundred three billion, three hundred forty million, twenty-two thousand, four hundred twenty-one".