4430203000020 has 288 divisors, whose sum is σ = 16060143310848. Its totient is φ = 966513943296.

The previous prime is 4430203000009. The next prime is 4430203000021. The reversal of 4430203000020 is 200003020344.

4430203000020 is a `hidden beast` number, since 44 + 302 + 0 + 300 + 0 + 0 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4430202999957 and 4430203000002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4430203000021) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13369987 + ... + 13697333.

It is an arithmetic number, because the mean of its divisors is an integer number (55764386496).

Almost surely, 2^{4430203000020} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4430203000020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8030071655424).

4430203000020 is an abundant number, since it is smaller than the sum of its proper divisors (11629940310828).

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

4430203000020 is a wasteful number, since it uses less digits than its factorization.

4430203000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327859 (or 327854 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 4430203000020 its reverse (200003020344), we get a palindrome (4630206020364).

The spelling of 4430203000020 in words is "four trillion, four hundred thirty billion, two hundred three million, twenty", and thus it is an aban number.