52223040202 has 4 divisors (see below), whose sum is σ = 78334560306. Its totient is φ = 26111520100.

The previous prime is 52223040157. The next prime is 52223040217. The reversal of 52223040202 is 20204032225.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 41587037041 + 10636003161 = 203929^2 + 103131^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 13055760049 + ... + 13055760052.

Almost surely, 2^52223040202 is an apocalyptic number.

52223040202 is a deficient number, since it is larger than the sum of its proper divisors (26111520104).

52223040202 is a wasteful number, since it uses less digits than its factorization.

52223040202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26111520103.

The product of its (nonzero) digits is 1920, while the sum is 22.

Adding to 52223040202 its reverse (20204032225), we get a palindrome (72427072427).

The spelling of 52223040202 in words is "fifty-two billion, two hundred twenty-three million, forty thousand, two hundred two".