200542099 has 2 divisors, whose sum is σ = 200542100. Its totient is φ = 200542098.

The previous prime is 200542063. The next prime is 200542141. The reversal of 200542099 is 990245002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200542099 - 2¹⁷ = 200411027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200542099.

It is not a weakly prime, because it can be changed into another prime (200542019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100271049 + 100271050.

It is an arithmetic number, because the mean of its divisors is an integer number (100271050).

Almost surely, 2^200542099 is an apocalyptic number.

200542099 is a deficient number, since it is larger than the sum of its proper divisors (1).

200542099 is an equidigital number, since it uses as much as digits as its factorization.

200542099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 200542099 is about 14161.2887478506. The cubic root of 200542099 is about 585.3314400102.

The spelling of 200542099 in words is "two hundred million, five hundred forty-two thousand, ninety-nine".