3133310202221 has 4 divisors (see below), whose sum is σ = 3143194461852. Its totient is φ = 3123425942592.

The previous prime is 3133310202193. The next prime is 3133310202233. The reversal of 3133310202221 is 1222020133313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1865177461225 + 1268132740996 = 1365715^2 + 1126114^2 .

It is a cyclic number.

It is not a de Polignac number, because 3133310202221 - 2⁶ = 3133310202157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3133310202271) 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, 4942129340 + ... + 4942129973.

It is an arithmetic number, because the mean of its divisors is an integer number (785798615463).

Almost surely, 2^{3133310202221} is an apocalyptic number.

It is an amenable number.

3133310202221 is a deficient number, since it is larger than the sum of its proper divisors (9884259631).

3133310202221 is an equidigital number, since it uses as much as digits as its factorization.

3133310202221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9884259630.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 3133310202221 its reverse (1222020133313), we get a palindrome (4355330335534).

The spelling of 3133310202221 in words is "three trillion, one hundred thirty-three billion, three hundred ten million, two hundred two thousand, two hundred twenty-one".