4422421312020 has 36 divisors (see below), whose sum is σ = 13414677980340. Its totient is φ = 1179312349824.

The previous prime is 4422421311941. The next prime is 4422421312069. The reversal of 4422421312020 is 202131242244.

It is a happy number.

4422421312020 is a `hidden beast` number, since 4 + 4 + 2 + 2 + 421 + 31 + 202 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1730682326916 + 2691738985104 = 1315554^2 + 1640652^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×4422421312020² (a number of 26 digits) contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 12284503465 + ... + 12284503824.

Almost surely, 2^{4422421312020} is an apocalyptic number.

It is an amenable number.

4422421312020 is an abundant number, since it is smaller than the sum of its proper divisors (8992256668320).

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

4422421312020 is a wasteful number, since it uses less digits than its factorization.

4422421312020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24569007304 (or 24569007299 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 4422421312020 its reverse (202131242244), we get a palindrome (4624552554264).

The spelling of 4422421312020 in words is "four trillion, four hundred twenty-two billion, four hundred twenty-one million, three hundred twelve thousand, twenty".