3301221003217 has 2 divisors, whose sum is σ = 3301221003218. Its totient is φ = 3301221003216.

The previous prime is 3301221003151. The next prime is 3301221003221. The reversal of 3301221003217 is 7123001221033.

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., 3090279210561 + 210941792656 = 1757919^2 + 459284^2 .

It is a cyclic number.

It is not a de Polignac number, because 3301221003217 - 2¹⁵ = 3301220970449 is a prime.

It is a super-2 number, since 2×3301221003217² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3301221003191 and 3301221003200.

It is not a weakly prime, because it can be changed into another prime (3301221003917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1650610501608 + 1650610501609.

It is an arithmetic number, because the mean of its divisors is an integer number (1650610501609).

Almost surely, 2^{3301221003217} is an apocalyptic number.

It is an amenable number.

3301221003217 is a deficient number, since it is larger than the sum of its proper divisors (1).

3301221003217 is an equidigital number, since it uses as much as digits as its factorization.

3301221003217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

The spelling of 3301221003217 in words is "three trillion, three hundred one billion, two hundred twenty-one million, three thousand, two hundred seventeen".