3201331120 has 40 divisors (see below), whose sum is σ = 8015643216. Its totient is φ = 1182029568.

The previous prime is 3201331117. The next prime is 3201331121. The reversal of 3201331120 is 211331023.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 3201331094 and 3201331103.

It is not an unprimeable number, because it can be changed into a prime (3201331121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1538062 + ... + 1540141.

Almost surely, 2^3201331120 is an apocalyptic number.

It is an amenable number.

3201331120 is an abundant number, since it is smaller than the sum of its proper divisors (4814312096).

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

3201331120 is a wasteful number, since it uses less digits than its factorization.

3201331120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078229 (or 3078223 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 3201331120 is about 56580.3068213667. The cubic root of 3201331120 is about 1473.8168997978.

Adding to 3201331120 its reverse (211331023), we get a palindrome (3412662143).

The spelling of 3201331120 in words is "three billion, two hundred one million, three hundred thirty-one thousand, one hundred twenty".