3212013321 has 24 divisors (see below), whose sum is σ = 5063160960. Its totient is φ = 1945980000.

The previous prime is 3212013313. The next prime is 3212013341. The reversal of 3212013321 is 1233102123.

3212013321 is a `hidden beast` number, since 321 + 20 + 1 + 3 + 321 = 666.

It is not a de Polignac number, because 3212013321 - 2³ = 3212013313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3212013294 and 3212013303.

It is not an unprimeable number, because it can be changed into a prime (3212013341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 466935 + ... + 473763.

It is an arithmetic number, because the mean of its divisors is an integer number (210965040).

Almost surely, 2^3212013321 is an apocalyptic number.

It is an amenable number.

3212013321 is a deficient number, since it is larger than the sum of its proper divisors (1851147639).

3212013321 is a wasteful number, since it uses less digits than its factorization.

3212013321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11597 (or 11594 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3212013321 is about 56674.6267830676. The cubic root of 3212013321 is about 1475.4543571629.

Adding to 3212013321 its reverse (1233102123), we get a palindrome (4445115444).

The spelling of 3212013321 in words is "three billion, two hundred twelve million, thirteen thousand, three hundred twenty-one".