3331220017 has 2 divisors, whose sum is σ = 3331220018. Its totient is φ = 3331220016.

The previous prime is 3331220003. The next prime is 3331220021. The reversal of 3331220017 is 7100221333.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3025110001 + 306110016 = 55001^2 + 17496^2 .

It is a cyclic number.

It is not a de Polignac number, because 3331220017 - 2¹¹ = 3331217969 is a prime.

It is a super-2 number, since 2×3331220017² = 22194053603322960578, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3331220017.

It is not a weakly prime, because it can be changed into another prime (3331220027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1665610008 + 1665610009.

It is an arithmetic number, because the mean of its divisors is an integer number (1665610009).

Almost surely, 2^3331220017 is an apocalyptic number.

It is an amenable number.

3331220017 is a deficient number, since it is larger than the sum of its proper divisors (1).

3331220017 is an equidigital number, since it uses as much as digits as its factorization.

3331220017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 3331220017 is about 57716.7221609128. The cubic root of 3331220017 is about 1493.4858279192.

The spelling of 3331220017 in words is "three billion, three hundred thirty-one million, two hundred twenty thousand, seventeen".