200231047 has 2 divisors, whose sum is σ = 200231048. Its totient is φ = 200231046.

The previous prime is 200231039. The next prime is 200231071. The reversal of 200231047 is 740132002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200231047 - 2³ = 200231039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200241047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100115523 + 100115524.

It is an arithmetic number, because the mean of its divisors is an integer number (100115524).

Almost surely, 2^200231047 is an apocalyptic number.

200231047 is a deficient number, since it is larger than the sum of its proper divisors (1).

200231047 is an equidigital number, since it uses as much as digits as its factorization.

200231047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 200231047 is about 14150.3020109113. The cubic root of 200231047 is about 585.0286561559.

Adding to 200231047 its reverse (740132002), we get a palindrome (940363049).

The spelling of 200231047 in words is "two hundred million, two hundred thirty-one thousand, forty-seven".