3061202221 has 16 divisors (see below), whose sum is σ = 3868852608. Its totient is φ = 2352672000.

The previous prime is 3061202201. The next prime is 3061202237. The reversal of 3061202221 is 1222021603.

It is not a de Polignac number, because 3061202221 - 2⁷ = 3061202093 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 (3061202201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266680 + ... + 277921.

It is an arithmetic number, because the mean of its divisors is an integer number (241803288).

Almost surely, 2^3061202221 is an apocalyptic number.

It is an amenable number.

3061202221 is a deficient number, since it is larger than the sum of its proper divisors (807650387).

3061202221 is a wasteful number, since it uses less digits than its factorization.

3061202221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544692.

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

The square root of 3061202221 is about 55328.1322746395. The cubic root of 3061202221 is about 1451.9912746088.

Adding to 3061202221 its reverse (1222021603), we get a palindrome (4283223824).

The spelling of 3061202221 in words is "three billion, sixty-one million, two hundred two thousand, two hundred twenty-one".