3200020330 has 32 divisors (see below), whose sum is σ = 6568010064. Its totient is φ = 1112042496.

The previous prime is 3200020321. The next prime is 3200020349. The reversal of 3200020330 is 330200023.

It can be written as a sum of positive squares in 8 ways, for example, as 2164017361 + 1036002969 = 46519^2 + 32187^2 .

It is a super-2 number, since 2×3200020330² = 20480260224826617800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 3200020330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 721777 + ... + 726196.

Almost surely, 2^3200020330 is an apocalyptic number.

3200020330 is an abundant number, since it is smaller than the sum of its proper divisors (3367989734).

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

3200020330 is a wasteful number, since it uses less digits than its factorization.

3200020330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1448010.

The product of its (nonzero) digits is 108, while the sum is 13.

The square root of 3200020330 is about 56568.7221881492. The cubic root of 3200020330 is about 1473.6157201312.

Adding to 3200020330 its reverse (330200023), we get a palindrome (3530220353).

The spelling of 3200020330 in words is "three billion, two hundred million, twenty thousand, three hundred thirty".