202423200206 has 4 divisors (see below), whose sum is σ = 303634800312. Its totient is φ = 101211600102.

The previous prime is 202423200191. The next prime is 202423200209. The reversal of 202423200206 is 602002324202.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202423200209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605800050 + ... + 50605800053.

It is an arithmetic number, because the mean of its divisors is an integer number (75908700078).

Almost surely, 2^202423200206 is an apocalyptic number.

202423200206 is a deficient number, since it is larger than the sum of its proper divisors (101211600106).

202423200206 is a wasteful number, since it uses less digits than its factorization.

202423200206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101211600105.

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

Adding to 202423200206 its reverse (602002324202), we get a palindrome (804425524408).

The spelling of 202423200206 in words is "two hundred two billion, four hundred twenty-three million, two hundred thousand, two hundred six".