3320323020 has 288 divisors, whose sum is σ = 12009274368. Its totient is φ = 726713856.

The previous prime is 3320323009. The next prime is 3320323031. The reversal of 3320323020 is 203230233.

3320323020 is a `hidden beast` number, since 3 + 320 + 323 + 0 + 20 = 666.

3320323020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3320323009) and next prime (3320323031).

It is a super-3 number, since 3×3320323020³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 = 3320322984 and 3320323002.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3123009 + ... + 3124071.

Almost surely, 2^3320323020 is an apocalyptic number.

3320323020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3320323020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6004637184).

3320323020 is an abundant number, since it is smaller than the sum of its proper divisors (8688951348).

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

3320323020 is a wasteful number, since it uses less digits than its factorization.

3320323020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189 (or 1184 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

The square root of 3320323020 is about 57622.2441423449. The cubic root of 3320323020 is about 1491.8555654925.

Adding to 3320323020 its reverse (203230233), we get a palindrome (3523553253).

It can be divided in two parts, 3 and 320323020, that added together give a palindrome (320323023).

The spelling of 3320323020 in words is "three billion, three hundred twenty million, three hundred twenty-three thousand, twenty".