200243611 has 2 divisors, whose sum is σ = 200243612. Its totient is φ = 200243610.

The previous prime is 200243557. The next prime is 200243621. The reversal of 200243611 is 116342002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200243611 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (200243621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100121805 + 100121806.

It is an arithmetic number, because the mean of its divisors is an integer number (100121806).

Almost surely, 2^200243611 is an apocalyptic number.

200243611 is a deficient number, since it is larger than the sum of its proper divisors (1).

200243611 is an equidigital number, since it uses as much as digits as its factorization.

200243611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 200243611 is about 14150.7459520691. The cubic root of 200243611 is about 585.0408922641.

Adding to 200243611 its reverse (116342002), we get a palindrome (316585613).

The spelling of 200243611 in words is "two hundred million, two hundred forty-three thousand, six hundred eleven".