4222242022420 has 24 divisors (see below), whose sum is σ = 9072910766304. Its totient is φ = 1649620138656.

The previous prime is 4222242022399. The next prime is 4222242022459. The reversal of 4222242022420 is 242202422224.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2454791014 + ... + 2454792733.

It is an arithmetic number, because the mean of its divisors is an integer number (378037948596).

Almost surely, 2^{4222242022420} is an apocalyptic number.

It is an amenable number.

4222242022420 is an abundant number, since it is smaller than the sum of its proper divisors (4850668743884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4222242022420 is a wasteful number, since it uses less digits than its factorization.

4222242022420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4909583799 (or 4909583797 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 4222242022420 its reverse (242202422224), we get a palindrome (4464444444644).

The spelling of 4222242022420 in words is "four trillion, two hundred twenty-two billion, two hundred forty-two million, twenty-two thousand, four hundred twenty".