3320566121 has 4 divisors (see below), whose sum is σ = 3391216512. Its totient is φ = 3249915732.

The previous prime is 3320566099. The next prime is 3320566153. The reversal of 3320566121 is 1216650233.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1216650233 = 1231 ⋅988343.

It is a cyclic number.

It is not a de Polignac number, because 3320566121 - 2¹⁴ = 3320549737 is a prime.

It is a super-2 number, since 2×3320566121² = 22052318727865973282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3320566321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35325125 + ... + 35325218.

It is an arithmetic number, because the mean of its divisors is an integer number (847804128).

Almost surely, 2^3320566121 is an apocalyptic number.

It is an amenable number.

3320566121 is a deficient number, since it is larger than the sum of its proper divisors (70650391).

3320566121 is an equidigital number, since it uses as much as digits as its factorization.

3320566121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70650390.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 3320566121 is about 57624.3535408424. The cubic root of 3320566121 is about 1491.8919738708.

The spelling of 3320566121 in words is "three billion, three hundred twenty million, five hundred sixty-six thousand, one hundred twenty-one".