3331013321 has 4 divisors (see below), whose sum is σ = 3331152144. Its totient is φ = 3330874500.

The previous prime is 3331013311. The next prime is 3331013347. The reversal of 3331013321 is 1233101333.

3331013321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a de Polignac number, because none of the positive numbers 2^k-3331013321 is a prime.

It is a super-2 number, since 2×3331013321² = 22191299489358898082, 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 = 3331013293 and 3331013302.

It is not an unprimeable number, because it can be changed into a prime (3331013311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23135 + ... + 84836.

It is an arithmetic number, because the mean of its divisors is an integer number (832788036).

Almost surely, 2^3331013321 is an apocalyptic number.

It is an amenable number.

3331013321 is a deficient number, since it is larger than the sum of its proper divisors (138823).

3331013321 is a wasteful number, since it uses less digits than its factorization.

3331013321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138822.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 3331013321 is about 57714.9315255593. The cubic root of 3331013321 is about 1493.4549379420.

Adding to 3331013321 its reverse (1233101333), we get a palindrome (4564114654).

It can be divided in two parts, 333101332 and 1, that added together give a palindrome (333101333).

The spelling of 3331013321 in words is "three billion, three hundred thirty-one million, thirteen thousand, three hundred twenty-one".