1010001001327 has 2 divisors, whose sum is σ = 1010001001328. Its totient is φ = 1010001001326.

The previous prime is 1010001001313. The next prime is 1010001001343. The reversal of 1010001001327 is 7231001000101.

It is an a-pointer prime, because the next prime (1010001001343) can be obtained adding 1010001001327 to its sum of digits (16).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1010001001327 - 2³¹ = 1007853517679 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1010001001327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010001001027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505000500663 + 505000500664.

It is an arithmetic number, because the mean of its divisors is an integer number (505000500664).

Almost surely, 2^{1010001001327} is an apocalyptic number.

1010001001327 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010001001327 is an equidigital number, since it uses as much as digits as its factorization.

1010001001327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42, while the sum is 16.

Adding to 1010001001327 its reverse (7231001000101), we get a palindrome (8241002001428).

The spelling of 1010001001327 in words is "one trillion, ten billion, one million, one thousand, three hundred twenty-seven".