3002001321 has 32 divisors (see below), whose sum is σ = 4627490688. Its totient is φ = 1710858240.

The previous prime is 3002001313. The next prime is 3002001337. The reversal of 3002001321 is 1231002003.

It is a happy number.

It is not a de Polignac number, because 3002001321 - 2³ = 3002001313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3002001297 and 3002001306.

It is not an unprimeable number, because it can be changed into a prime (3002001341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1049325 + ... + 1052181.

It is an arithmetic number, because the mean of its divisors is an integer number (144609084).

Almost surely, 2^3002001321 is an apocalyptic number.

It is an amenable number.

3002001321 is a deficient number, since it is larger than the sum of its proper divisors (1625489367).

3002001321 is a wasteful number, since it uses less digits than its factorization.

3002001321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4761.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 3002001321 is about 54790.5221822169. The cubic root of 3002001321 is about 1442.5702106122.

Adding to 3002001321 its reverse (1231002003), we get a palindrome (4233003324).

The spelling of 3002001321 in words is "three billion, two million, one thousand, three hundred twenty-one".