3312130221 has 48 divisors (see below), whose sum is σ = 5017459200. Its totient is φ = 2103439104.

The previous prime is 3312130181. The next prime is 3312130229. The reversal of 3312130221 is 1220312133.

3312130221 is a `hidden beast` number, since 3 + 312 + 130 + 221 = 666.

3312130221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3312130221 - 2⁷ = 3312130093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3312130194 and 3312130203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3312130229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3603600 + ... + 3604518.

It is an arithmetic number, because the mean of its divisors is an integer number (104530400).

Almost surely, 2^3312130221 is an apocalyptic number.

It is an amenable number.

3312130221 is a deficient number, since it is larger than the sum of its proper divisors (1705328979).

3312130221 is a wasteful number, since it uses less digits than its factorization.

3312130221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178 (or 1175 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3312130221 is about 57551.1096417784. The cubic root of 3312130221 is about 1490.6275183640.

Adding to 3312130221 its reverse (1220312133), we get a palindrome (4532442354).

The spelling of 3312130221 in words is "three billion, three hundred twelve million, one hundred thirty thousand, two hundred twenty-one".