3133520331 has 16 divisors (see below), whose sum is σ = 4364774400. Its totient is φ = 1997264160.

The previous prime is 3133520329. The next prime is 3133520333. The reversal of 3133520331 is 1330253313.

It is an interprime number because it is at equal distance from previous prime (3133520329) and next prime (3133520333).

It is not a de Polignac number, because 3133520331 - 2¹ = 3133520329 is a prime.

It is a super-2 number, since 2×3133520331² = 19637899329580699122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3133520333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195256 + ... + 210693.

It is an arithmetic number, because the mean of its divisors is an integer number (272798400).

Almost surely, 2^3133520331 is an apocalyptic number.

3133520331 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3133520331 is a deficient number, since it is larger than the sum of its proper divisors (1231254069).

3133520331 is a wasteful number, since it uses less digits than its factorization.

3133520331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406066.

The product of its (nonzero) digits is 2430, while the sum is 24.

The square root of 3133520331 is about 55977.8557199184. The cubic root of 3133520331 is about 1463.3363886187.

Adding to 3133520331 its reverse (1330253313), we get a palindrome (4463773644).

The spelling of 3133520331 in words is "three billion, one hundred thirty-three million, five hundred twenty thousand, three hundred thirty-one".