2420220343 has 4 divisors (see below), whose sum is σ = 2447413920. Its totient is φ = 2393026768.

The previous prime is 2420220311. The next prime is 2420220367. The reversal of 2420220343 is 3430220242.

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

It is a cyclic number.

It is not a de Polignac number, because 2420220343 - 2⁵ = 2420220311 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 (2420220373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13596655 + ... + 13596832.

It is an arithmetic number, because the mean of its divisors is an integer number (611853480).

Almost surely, 2^2420220343 is an apocalyptic number.

2420220343 is a deficient number, since it is larger than the sum of its proper divisors (27193577).

2420220343 is an equidigital number, since it uses as much as digits as its factorization.

2420220343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27193576.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 2420220343 is about 49195.7350082301. The cubic root of 2420220343 is about 1342.6154351923.

Adding to 2420220343 its reverse (3430220242), we get a palindrome (5850440585).

The spelling of 2420220343 in words is "two billion, four hundred twenty million, two hundred twenty thousand, three hundred forty-three".