3204120331 has 4 divisors (see below), whose sum is σ = 3272293152. Its totient is φ = 3135947512.

The previous prime is 3204120329. The next prime is 3204120341. The reversal of 3204120331 is 1330214023.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3204120331 - 2¹ = 3204120329 is a prime.

It is a super-2 number, since 2×3204120331² = 20532774191055099122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3204120299 and 3204120308.

It is not an unprimeable number, because it can be changed into a prime (3204120301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34086340 + ... + 34086433.

It is an arithmetic number, because the mean of its divisors is an integer number (818073288).

Almost surely, 2^3204120331 is an apocalyptic number.

3204120331 is a deficient number, since it is larger than the sum of its proper divisors (68172821).

3204120331 is an equidigital number, since it uses as much as digits as its factorization.

3204120331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68172820.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3204120331 is about 56604.9497040674. The cubic root of 3204120331 is about 1474.2448044069.

Adding to 3204120331 its reverse (1330214023), we get a palindrome (4534334354).

The spelling of 3204120331 in words is "three billion, two hundred four million, one hundred twenty thousand, three hundred thirty-one".