3120221133 has 6 divisors (see below), whose sum is σ = 4506986094. Its totient is φ = 2080147416.

The previous prime is 3120221119. The next prime is 3120221161. The reversal of 3120221133 is 3311220213.

3120221133 is a `hidden beast` number, since 312 + 0 + 221 + 133 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2336948964 + 783272169 = 48342^2 + 27987^2 .

It is a de Polignac number, because none of the positive numbers 2^k-3120221133 is a prime.

It is a super-3 number, since 3×3120221133³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120221183) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 173345610 + ... + 173345627.

It is an arithmetic number, because the mean of its divisors is an integer number (751164349).

Almost surely, 2^3120221133 is an apocalyptic number.

It is an amenable number.

3120221133 is a deficient number, since it is larger than the sum of its proper divisors (1386764961).

3120221133 is a wasteful number, since it uses less digits than its factorization.

3120221133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346691243 (or 346691240 counting only the distinct ones).

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

The square root of 3120221133 is about 55858.9395978835. The cubic root of 3120221133 is about 1461.2632359937.

Adding to 3120221133 its reverse (3311220213), we get a palindrome (6431441346).

The spelling of 3120221133 in words is "three billion, one hundred twenty million, two hundred twenty-one thousand, one hundred thirty-three".