2342420201221 has 4 divisors (see below), whose sum is σ = 2349496999744. Its totient is φ = 2335343402700.

The previous prime is 2342420201197. The next prime is 2342420201237. The reversal of 2342420201221 is 1221020242432.

2342420201221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2342420201221 - 2²³ = 2342411812613 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 (2342420201621) 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, 3538398765 + ... + 3538399426.

It is an arithmetic number, because the mean of its divisors is an integer number (587374249936).

Almost surely, 2^{2342420201221} is an apocalyptic number.

It is an amenable number.

2342420201221 is a deficient number, since it is larger than the sum of its proper divisors (7076798523).

2342420201221 is an equidigital number, since it uses as much as digits as its factorization.

2342420201221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7076798522.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 2342420201221 its reverse (1221020242432), we get a palindrome (3563440443653).

The spelling of 2342420201221 in words is "two trillion, three hundred forty-two billion, four hundred twenty million, two hundred one thousand, two hundred twenty-one".