3033330212221 has 8 divisors (see below), whose sum is σ = 3042749503544. Its totient is φ = 3023923069440.

The previous prime is 3033330212207. The next prime is 3033330212257. The reversal of 3033330212221 is 1222120333303.

It can be written as a sum of positive squares in 4 ways, for example, as 2307707344996 + 725622867225 = 1519114^2 + 851835^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3033330212221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3033330212281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2536860 + ... + 3535861.

It is an arithmetic number, because the mean of its divisors is an integer number (380343687943).

Almost surely, 2^{3033330212221} is an apocalyptic number.

It is an amenable number.

3033330212221 is a deficient number, since it is larger than the sum of its proper divisors (9419291323).

3033330212221 is a wasteful number, since it uses less digits than its factorization.

3033330212221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6074271.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 3033330212221 its reverse (1222120333303), we get a palindrome (4255450545524).

The spelling of 3033330212221 in words is "three trillion, thirty-three billion, three hundred thirty million, two hundred twelve thousand, two hundred twenty-one".