3013221200221 has 4 divisors (see below), whose sum is σ = 3013567596000. Its totient is φ = 3012874804444.

The previous prime is 3013221200201. The next prime is 3013221200261. The reversal of 3013221200221 is 1220021223103.

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-3013221200221 is a prime.

It is a super-2 number, since 2×3013221200221² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3013221200201) 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, 173184841 + ... + 173202238.

It is an arithmetic number, because the mean of its divisors is an integer number (753391899000).

Almost surely, 2^{3013221200221} is an apocalyptic number.

It is an amenable number.

3013221200221 is a deficient number, since it is larger than the sum of its proper divisors (346395779).

3013221200221 is an equidigital number, since it uses as much as digits as its factorization.

3013221200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346395778.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 3013221200221 its reverse (1220021223103), we get a palindrome (4233242423324).

The spelling of 3013221200221 in words is "three trillion, thirteen billion, two hundred twenty-one million, two hundred thousand, two hundred twenty-one".