202221242033 has 4 divisors (see below), whose sum is σ = 209194388340. Its totient is φ = 195248095728.

The previous prime is 202221242029. The next prime is 202221242051. The reversal of 202221242033 is 330242122202.

202221242033 is digitally balanced in base 2, 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 133874028544 + 68347213489 = 365888^2 + 261433^2 .

It is a cyclic number.

It is not a de Polignac number, because 202221242033 - 2² = 202221242029 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202221242023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3486573110 + ... + 3486573167.

It is an arithmetic number, because the mean of its divisors is an integer number (52298597085).

Almost surely, 2^202221242033 is an apocalyptic number.

It is an amenable number.

202221242033 is a deficient number, since it is larger than the sum of its proper divisors (6973146307).

202221242033 is an equidigital number, since it uses as much as digits as its factorization.

202221242033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6973146306.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 202221242033 its reverse (330242122202), we get a palindrome (532463364235).

The spelling of 202221242033 in words is "two hundred two billion, two hundred twenty-one million, two hundred forty-two thousand, thirty-three".