3066310221 has 32 divisors (see below), whose sum is σ = 4507066368. Its totient is φ = 1842509760.

The previous prime is 3066310217. The next prime is 3066310249. The reversal of 3066310221 is 1220136603.

It is a happy number.

3066310221 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3066310221 - 2² = 3066310217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3066310191 and 3066310200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3066310211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 898300 + ... + 901706.

It is an arithmetic number, because the mean of its divisors is an integer number (140845824).

Almost surely, 2^3066310221 is an apocalyptic number.

It is an amenable number.

3066310221 is a deficient number, since it is larger than the sum of its proper divisors (1440756147).

3066310221 is a wasteful number, since it uses less digits than its factorization.

3066310221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3961.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 3066310221 is about 55374.2739997555. The cubic root of 3066310221 is about 1452.7984357004.

Adding to 3066310221 its reverse (1220136603), we get a palindrome (4286446824).

The spelling of 3066310221 in words is "three billion, sixty-six million, three hundred ten thousand, two hundred twenty-one".