3133302221 has 4 divisors (see below), whose sum is σ = 3580916832. Its totient is φ = 2685687612.

The previous prime is 3133302209. The next prime is 3133302233. The reversal of 3133302221 is 1222033313.

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.

It is an interprime number because it is at equal distance from previous prime (3133302209) and next prime (3133302233).

It is a cyclic number.

It is not a de Polignac number, because 3133302221 - 2¹⁸ = 3133040077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3133302193 and 3133302202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3133302281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223807295 + ... + 223807308.

It is an arithmetic number, because the mean of its divisors is an integer number (895229208).

Almost surely, 2^3133302221 is an apocalyptic number.

It is an amenable number.

3133302221 is a deficient number, since it is larger than the sum of its proper divisors (447614611).

3133302221 is an equidigital number, since it uses as much as digits as its factorization.

3133302221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447614610.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 3133302221 is about 55975.9075049257. The cubic root of 3133302221 is about 1463.3024357828.

Adding to 3133302221 its reverse (1222033313), we get a palindrome (4355335534).

The spelling of 3133302221 in words is "three billion, one hundred thirty-three million, three hundred two thousand, two hundred twenty-one".