101017201 has 4 divisors (see below), whose sum is σ = 101167092. Its totient is φ = 100867312.

The previous prime is 101017193. The next prime is 101017207. The reversal of 101017201 is 102710101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 73977201 + 27040000 = 8601^2 + 5200^2 .

It is a cyclic number.

It is not a de Polignac number, because 101017201 - 2³ = 101017193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101017207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73930 + ... + 75283.

It is an arithmetic number, because the mean of its divisors is an integer number (25291773).

Almost surely, 2^101017201 is an apocalyptic number.

It is an amenable number.

101017201 is a deficient number, since it is larger than the sum of its proper divisors (149891).

101017201 is an equidigital number, since it uses as much as digits as its factorization.

101017201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149890.

The product of its (nonzero) digits is 14, while the sum is 13.

The square root of 101017201 is about 10050.7313664230. The cubic root of 101017201 is about 465.7273866462.

Adding to 101017201 its reverse (102710101), we get a palindrome (203727302).

The spelling of 101017201 in words is "one hundred one million, seventeen thousand, two hundred one".