3312205121 has 2 divisors, whose sum is σ = 3312205122. Its totient is φ = 3312205120.

The previous prime is 3312205111. The next prime is 3312205133. The reversal of 3312205121 is 1215022133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2064702721 + 1247502400 = 45439^2 + 35320^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3312205121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3312205093 and 3312205102.

It is not a weakly prime, because it can be changed into another prime (3312205111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1656102560 + 1656102561.

It is an arithmetic number, because the mean of its divisors is an integer number (1656102561).

Almost surely, 2^3312205121 is an apocalyptic number.

It is an amenable number.

3312205121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3312205121 is an equidigital number, since it uses as much as digits as its factorization.

3312205121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 3312205121 is about 57551.7603640410. The cubic root of 3312205121 is about 1490.6387545526.

Adding to 3312205121 its reverse (1215022133), we get a palindrome (4527227254).

The spelling of 3312205121 in words is "three billion, three hundred twelve million, two hundred five thousand, one hundred twenty-one".