3133133312221 has 8 divisors (see below), whose sum is σ = 3435858713088. Its totient is φ = 2833390428000.

The previous prime is 3133133312191. The next prime is 3133133312237. The reversal of 3133133312221 is 1222133313313.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3133133312221 - 2⁵ = 3133133312189 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3133133312221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3133133312021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 745626960 + ... + 745631161.

It is an arithmetic number, because the mean of its divisors is an integer number (429482339136).

Almost surely, 2^{3133133312221} is an apocalyptic number.

It is an amenable number.

3133133312221 is a deficient number, since it is larger than the sum of its proper divisors (302725400867).

3133133312221 is a wasteful number, since it uses less digits than its factorization.

3133133312221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491258323.

The product of its digits is 5832, while the sum is 28.

Adding to 3133133312221 its reverse (1222133313313), we get a palindrome (4355266625534).

The spelling of 3133133312221 in words is "three trillion, one hundred thirty-three billion, one hundred thirty-three million, three hundred twelve thousand, two hundred twenty-one".