22533020242 has 8 divisors (see below), whose sum is σ = 34965031500. Its totient is φ = 10878009744.

The previous prime is 22533020221. The next prime is 22533020249. The reversal of 22533020242 is 24202033522.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22040668521 + 492351721 = 148461^2 + 22189^2 .

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

It is not an unprimeable number, because it can be changed into a prime (22533020249) 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, 194250117 + ... + 194250232.

Almost surely, 2^22533020242 is an apocalyptic number.

22533020242 is a deficient number, since it is larger than the sum of its proper divisors (12432011258).

22533020242 is a wasteful number, since it uses less digits than its factorization.

22533020242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388500380.

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 22533020242 its reverse (24202033522), we get a palindrome (46735053764).

The spelling of 22533020242 in words is "twenty-two billion, five hundred thirty-three million, twenty thousand, two hundred forty-two".