3133132321 has 4 divisors (see below), whose sum is σ = 3417962544. Its totient is φ = 2848302100.

The previous prime is 3133132279. The next prime is 3133132393. The reversal of 3133132321 is 1232313313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3133132321 - 2⁷ = 3133132193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3133132292 and 3133132301.

It is not an unprimeable number, because it can be changed into a prime (3133133321) 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 3 ways as a sum of consecutive naturals, for example, 142415095 + ... + 142415116.

It is an arithmetic number, because the mean of its divisors is an integer number (854490636).

Almost surely, 2^3133132321 is an apocalyptic number.

It is an amenable number.

3133132321 is a deficient number, since it is larger than the sum of its proper divisors (284830223).

3133132321 is a wasteful number, since it uses less digits than its factorization.

3133132321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284830222.

The product of its digits is 972, while the sum is 22.

The square root of 3133132321 is about 55974.3898671526. The cubic root of 3133132321 is about 1463.2759866289.

Adding to 3133132321 its reverse (1232313313), we get a palindrome (4365445634).

The spelling of 3133132321 in words is "three billion, one hundred thirty-three million, one hundred thirty-two thousand, three hundred twenty-one".