3200120530 has 8 divisors (see below), whose sum is σ = 5760216972. Its totient is φ = 1280048208.

The previous prime is 3200120519. The next prime is 3200120533. The reversal of 3200120530 is 350210023.

It can be written as a sum of positive squares in 2 ways, for example, as 3184683489 + 15437041 = 56433^2 + 3929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3200120533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160006017 + ... + 160006036.

Almost surely, 2^3200120530 is an apocalyptic number.

3200120530 is a deficient number, since it is larger than the sum of its proper divisors (2560096442).

3200120530 is a wasteful number, since it uses less digits than its factorization.

3200120530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320012060.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 3200120530 is about 56569.6078296465. The cubic root of 3200120530 is about 1473.6311007371.

Adding to 3200120530 its reverse (350210023), we get a palindrome (3550330553).

The spelling of 3200120530 in words is "three billion, two hundred million, one hundred twenty thousand, five hundred thirty".