201212000047 has 2 divisors, whose sum is σ = 201212000048. Its totient is φ = 201212000046.

The previous prime is 201212000027. The next prime is 201212000063. The reversal of 201212000047 is 740000212102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201212000047 - 2¹¹ = 201211997999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201211999988 and 201212000033.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201212000027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100606000023 + 100606000024.

It is an arithmetic number, because the mean of its divisors is an integer number (100606000024).

Almost surely, 2^201212000047 is an apocalyptic number.

201212000047 is a deficient number, since it is larger than the sum of its proper divisors (1).

201212000047 is an equidigital number, since it uses as much as digits as its factorization.

201212000047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 19.

Adding to 201212000047 its reverse (740000212102), we get a palindrome (941212212149).

The spelling of 201212000047 in words is "two hundred one billion, two hundred twelve million, forty-seven", and thus it is an aban number.