202200243 has 16 divisors (see below), whose sum is σ = 308494080. Its totient is φ = 115400736.

The previous prime is 202200239. The next prime is 202200253. The reversal of 202200243 is 342002202.

It is not a de Polignac number, because 202200243 - 2² = 202200239 is a prime.

It is a super-3 number, since 3×202200243³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (202200253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12928 + ... + 23906.

It is an arithmetic number, because the mean of its divisors is an integer number (19280880).

Almost surely, 2^202200243 is an apocalyptic number.

202200243 is a deficient number, since it is larger than the sum of its proper divisors (106293837).

202200243 is a wasteful number, since it uses less digits than its factorization.

202200243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11866.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 202200243 is about 14219.7131827615. The cubic root of 202200243 is about 586.9402477809.

Adding to 202200243 its reverse (342002202), we get a palindrome (544202445).

The spelling of 202200243 in words is "two hundred two million, two hundred thousand, two hundred forty-three".