201012047 has 2 divisors, whose sum is σ = 201012048. Its totient is φ = 201012046.

The previous prime is 201011983. The next prime is 201012059. The reversal of 201012047 is 740210102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201012047 - 2⁶ = 201011983 is a prime.

It is equal to p_11131901 and since 201012047 and 11131901 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201012247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100506023 + 100506024.

It is an arithmetic number, because the mean of its divisors is an integer number (100506024).

Almost surely, 2^201012047 is an apocalyptic number.

201012047 is a deficient number, since it is larger than the sum of its proper divisors (1).

201012047 is an equidigital number, since it uses as much as digits as its factorization.

201012047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 201012047 is about 14177.8717373236. The cubic root of 201012047 is about 585.7883029346.

Adding to 201012047 its reverse (740210102), we get a palindrome (941222149).

The spelling of 201012047 in words is "two hundred one million, twelve thousand, forty-seven".