3321265161 has 16 divisors (see below), whose sum is σ = 4450699008. Its totient is φ = 2203027200.

The previous prime is 3321265153. The next prime is 3321265177. The reversal of 3321265161 is 1615621233.

It is not a de Polignac number, because 3321265161 - 2³ = 3321265153 is a prime.

It is a super-2 number, since 2×3321265161² = 22061604539344711842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3321265121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 713935 + ... + 718571.

It is an arithmetic number, because the mean of its divisors is an integer number (278168688).

Almost surely, 2^3321265161 is an apocalyptic number.

It is an amenable number.

3321265161 is a deficient number, since it is larger than the sum of its proper divisors (1129433847).

3321265161 is a wasteful number, since it uses less digits than its factorization.

3321265161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5792.

The product of its digits is 6480, while the sum is 30.

The square root of 3321265161 is about 57630.4187126903. The cubic root of 3321265161 is about 1491.9966567224.

Adding to 3321265161 its reverse (1615621233), we get a palindrome (4936886394).

The spelling of 3321265161 in words is "three billion, three hundred twenty-one million, two hundred sixty-five thousand, one hundred sixty-one".