101256601 has 2 divisors, whose sum is σ = 101256602. Its totient is φ = 101256600.

The previous prime is 101256599. The next prime is 101256611. The reversal of 101256601 is 106652101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68079001 + 33177600 = 8251^2 + 5760^2 .

It is a cyclic number.

It is not a de Polignac number, because 101256601 - 2¹ = 101256599 is a prime.

Together with 101256599, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (101256611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50628300 + 50628301.

It is an arithmetic number, because the mean of its divisors is an integer number (50628301).

Almost surely, 2^101256601 is an apocalyptic number.

It is an amenable number.

101256601 is a deficient number, since it is larger than the sum of its proper divisors (1).

101256601 is an equidigital number, since it uses as much as digits as its factorization.

101256601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 101256601 is about 10062.6338997302. The cubic root of 101256601 is about 466.0950044837.

The spelling of 101256601 in words is "one hundred one million, two hundred fifty-six thousand, six hundred one".