3133233020221 has 4 divisors (see below), whose sum is σ = 3176154020572. Its totient is φ = 3090312019872.

The previous prime is 3133233020207. The next prime is 3133233020243. The reversal of 3133233020221 is 1220203323313.

3133233020221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 2449115451225 + 684117568996 = 1564965^2 + 827114^2 .

It is a cyclic number.

It is not a de Polignac number, because 3133233020221 - 2¹⁹ = 3133232495933 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 (3133233120221) 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, 21460500066 + ... + 21460500211.

It is an arithmetic number, because the mean of its divisors is an integer number (794038505143).

Almost surely, 2^{3133233020221} is an apocalyptic number.

It is an amenable number.

3133233020221 is a deficient number, since it is larger than the sum of its proper divisors (42921000351).

3133233020221 is an equidigital number, since it uses as much as digits as its factorization.

3133233020221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42921000350.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 3133233020221 its reverse (1220203323313), we get a palindrome (4353436343534).

The spelling of 3133233020221 in words is "three trillion, one hundred thirty-three billion, two hundred thirty-three million, twenty thousand, two hundred twenty-one".