101000027 has 2 divisors, whose sum is σ = 101000028.
Its totient is φ = 101000026.
The previous prime is 101000023. The next prime is 101000051. The reversal of 101000027 is 720000101.
Adding to 101000027 its reverse (720000101), we get a palindrome (821000128).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 101000027 - 22 = 101000023 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 100999981 and 101000017.
It is not a weakly prime, because it can be changed into another prime (101000023) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50500013 + 50500014.
It is an arithmetic number, because the mean of its divisors is an integer number (50500014).
Almost surely, 2101000027 is an apocalyptic number.
101000027 is a deficient number, since it is larger than the sum of its proper divisors (1).
101000027 is an equidigital number, since it uses as much as digits as its factorization.
101000027 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 14, while the sum is 11.
The square root of 101000027 is about 10049.8769644210.
The cubic root of 101000027 is about 465.7009922785.
The spelling of 101000027 in words is "one hundred one million, twenty-seven", and thus it is an aban number.