1001210013227 has 2 divisors, whose sum is σ = 1001210013228. Its totient is φ = 1001210013226.

The previous prime is 1001210013187. The next prime is 1001210013247. The reversal of 1001210013227 is 7223100121001.

It is an a-pointer prime, because the next prime (1001210013247) can be obtained adding 1001210013227 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1001210013227 - 2¹² = 1001210009131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001210013199 and 1001210013208.

It is not a weakly prime, because it can be changed into another prime (1001210013247) 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, 500605006613 + 500605006614.

It is an arithmetic number, because the mean of its divisors is an integer number (500605006614).

Almost surely, 2^{1001210013227} is an apocalyptic number.

1001210013227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001210013227 is an equidigital number, since it uses as much as digits as its factorization.

1001210013227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 20.

Adding to 1001210013227 its reverse (7223100121001), we get a palindrome (8224310134228).

The spelling of 1001210013227 in words is "one trillion, one billion, two hundred ten million, thirteen thousand, two hundred twenty-seven".