4323430023220 has 576 divisors, whose sum is σ = 12188099911680. Its totient is φ = 1272136320000.

The previous prime is 4323430023217. The next prime is 4323430023221. The reversal of 4323430023220 is 223200343234.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4323430023221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2670431571 + ... + 2670433189.

It is an arithmetic number, because the mean of its divisors is an integer number (21159895680).

Almost surely, 2^{4323430023220} 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 4323430023220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6094049955840).

4323430023220 is an abundant number, since it is smaller than the sum of its proper divisors (7864669888460).

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

4323430023220 is a wasteful number, since it uses less digits than its factorization.

4323430023220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876 (or 1867 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 4323430023220 its reverse (223200343234), we get a palindrome (4546630366454).

The spelling of 4323430023220 in words is "four trillion, three hundred twenty-three billion, four hundred thirty million, twenty-three thousand, two hundred twenty".