4422422020420 has 24 divisors (see below), whose sum is σ = 9289481836824. Its totient is φ = 1768512504576.

The previous prime is 4422422020409. The next prime is 4422422020439. The reversal of 4422422020420 is 240202242244.

It can be written as a sum of positive squares in 4 ways, for example, as 1332694771776 + 3089727248644 = 1154424^2 + 1757762^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28439497 + ... + 28594576.

It is an arithmetic number, because the mean of its divisors is an integer number (387061743201).

Almost surely, 2^{4422422020420} is an apocalyptic number.

It is an amenable number.

4422422020420 is an abundant number, since it is smaller than the sum of its proper divisors (4867059816404).

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

4422422020420 is a wasteful number, since it uses less digits than its factorization.

4422422020420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57037959 (or 57037957 counting only the distinct ones).

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

Adding to 4422422020420 its reverse (240202242244), we get a palindrome (4662624262664).

The spelling of 4422422020420 in words is "four trillion, four hundred twenty-two billion, four hundred twenty-two million, twenty thousand, four hundred twenty".